一注、岩土公共基础真题

一注、岩土公共基础真题

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18.aAᜧḄᦪf(x)=ln(l+a3)ᑣ(0)ḄA()A.-InaB.InaC.-InaD.-229.ᦪ=r/Ḅᦪ()sinA.1B.2C.3D.JK(10.l745/,|ᑡ¡)"#ḄA()53A.ᨵ3᩽/B.ᨵ3¢/C.ᨵ2᩽/D.£¤/11.ᦪy=d—6x§ᑗ7=>x©Ḅ/A()A.(0,0)B.(V2,1)C.(-§,4⊈)«VI-4¬)D.(1,2)«(-1,2)12.oᱥ7y2=8x67x=4®ᡂ¯°±x©²³ᕜ°ᡂµ¶Ḅ¶·()஺A.64B.64¸235º235r8813.ᨵ»¼½¾¿ÀÁÂÃÄÁḄÅÆᓰ20%஺ÈÉÊᙢÌÍÎÏ50¼ÐÑᐸÄÁ¼ᦪḄᦪÓÔÕ«?ÖA()஺A.25«8B.10«2.8C.25«64D.10«814.ᑖ?@yy'-e2x+doÙy(o)=oḄᱯÛA()஺A.y2=-2xB.y2=2x+2C.y2=-2x-2D.y2=2x-215.P(A)=b,P(B)=0.5,P(AUB)=0.8,ÞßàA5ßàBáâãµᑣbä()oA.0.6B.0.4C.0.8D,0.516.P(A)+P(B)=1.ᑣ()oA.P(AUB)=1B.P(A|B)=0C.P(A|B)=P(AUB)D.P(A|B)=P(A|B)17.ÉÊèéx5yáâãµ.?Öᑖê4«2,ᑣD(3x+y)=()஺A38B24C.36D.2718.AஹBᙳn▤ë▣.|ᑡíî"#ḄA()஺A.ÞAஹBᙳ⌮ᑣA+B⌮B.ÞAஹBᙳ⌮ᑣAB⌮C.ÞA+B⌮ᑣA-B⌮D.ÞA+B⌮ᑣAஹBᙳ⌮19.A«BðAn▤?▣ñ|A|=3,|B|=5,ᑣIBA)O()஺A.-B2C.-D-33320.?@y''+2y+5y=0ḄòÛA()஺

2A.C|e-xcos2x+CB.Qcos2x~|-C2sin2x2C.eCicos2x+Czsin2xD.Ce-xsin2x-FCt221.AஹBᙳn▤Të▣4AB=O,ᑣRAஹRBÙoA.ðnB.ôᨵO0C.n,OnD.ðOn22.|ᑡíî"#ḄA஺A.(A+8)7=AT+BB.(KWKAT(K0)C.(ABr^A'+B1D.(AK)-1=(A-*)K23.ñxõÌö⚗ᑖ÷4Ex=24,Dx=16,ᑣö⚗ᑖ÷Ḅùᦪ஺A.P=i,n=72B.P=-,n=2433C.P=-,n=72D.P=-,n=243324.AஹBஹCúßà.ᑣ“AஹBஹCüýᨵ)þÿ”⊤.A.AB+AC+BCB.A+B+CC.A+B+CD.ABC+ABC+ABC25.ᘤᑁᨵ1mol2mol!"#$%&ᔜ()ᘤ*+,Ḅ./ᑖ14PiPz,ᑣ$ὅḄᜧ:ᐵ<=.APi>PB.Pi

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9A.6=61+262+63B.6=61+62+83C.6=6+26-6D.6=266+61232368.6☢abQhஹd6,ᙠefᑗḄᑖhijA.k☢bQᙳᒴᑖhB.k☢dQᙳᒴᑖhC.k☢bQmឋᑖhD.k☢dQmឋᑖh69.op☟9᫡Ḅstuvwx᝞)GaஹbᡠI)ᑡ+,-.Ḅ/A.sὅḄ}G~1e6G~1B.sὅḄ}G1e6G~1C.sὅḄ}G~1e6G1D.sὅḄ}G1e6G170.)*-.Ḅ/A.☢ᑗB./ᨬᜧ-C.29D.ᨬᜧᑗᵨḄ☢-71.᪀-Ḅᩩ/A.᪀ᨵ)Ḅ⊝B.᪀ᐹᨵḄPQC.᪀ẚD.᪀ᐹᨵḄvஹPQ@9ឋ72.ᑗ:9ᳮ〉ᵨwxᨵ)ᑡ£t¤ᫀ-.ḄA.¦}ᑗ§᝱B.☢§᝱©,ᨵ-ᵨC.ªឋ¬ᓽᑗ®¯}ᑗ°±᩽▲D.³´µ¶§᝱

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11A.4B.3C.2D.579.ᯠ.!"ᑖ$200nlm(100mm,+☢-ᙳ/0Vi=lm/s,ᑣ789ᜮ;ᜫ=m஺A0.613B.0.306C0.459D.0.52180.@ABCDE/FQ2.94m3/s,ᑁᐕJḄᨬᜧ+☢-ᙳ/0v=2.6m/s,Cᨬ!"m஺A.1.2B,2.4C.3.8D.4.881.ᙠ9PQRST=ᨵVW(ᘂᔜRZ[ὅḄ]//F^Q[ὅḄ☢_`a஺A.1:1B.1:1.57C.1:1.37D.1:1.2782.BcḄdefg65000Pa.jᙢᜧlf0.1MPa,ncḄopfgPa.A.65000B.55000C.35000D.16500083.☟rstuvᙠ.A.fwxB.fwx(ywxC.fwx(ᑗwxD.{wx84.|D}᦮Ḅ]9F஺A.Ḅ"ᡂaB."ᡂaC.9TᡂaD.ᦪᡂa85.9ḄF/F2000kN/h.⍝!"d=l50mm,ᑣᐸuḄ/0m/s஺A3.5B.1.6C.0.87D3.2186.9x"RḄA.⍝+☢Ḅ"B.+☢☢_9`aC.+☢☢_ᕜ`aD.+☢☢_+☢ᕜ`a87.9/Ta¡4,/Fw¢/FḄ

1288.£x¤ឋᦪMḄᓫ§Pa•s,ᵨMஹTஹL⊤MḄF§A.M2LTB.C.Nfl/TTD.MLT89.¯°±²ᒹ´A.µ±ஹ¶·ஹ¸¹ᘤB.¯°±»ᐸ᜜8½ᜓC.²¿À(wᵨ¿ÀD.¯°±ÁÀ²(¯°±¿À²90.᝞ﰱħ8ÅÆ-128Ḅ⊡ṹ⊤A.00000000B.11111111C.10000000D.0111111191.CPUᒹ´A.ᑁv(ËᑴᘤB.S0Ív(ΰᘤC.Ëᑴᘤஹΰᘤ(ÏvᘤD.Ëᑴᘤஹΰᘤ(ᑁv92.+ᵯÑᑡvÓᘤuḄᦪÔÕÖᜫḄ§A.RAMB.ROMC.Á·D.U·93.ØÙÚÛ1=2+3.2**2/2,1=A.7B.6.5C.7.5D.694.wwwḄuᦻàá§A.âᱯäB.åᳫçèäC.éᔠëìᦪÔäD.ᵯíᦪÔîᣚ95.᡻ñÑᑡòóôÃK§K=0DO10M=l,2DO10N=l,210K=K+M/NWRITE*,*KENDA.0B.2C.1D.496.ÑᑡÚÛùᦪḄúuûḄ§A.FUNA,A=A+A/2B.FUNA,3=A+3C.FUNX,Y=X+YD.FUNBK,X=BK+X97.¯°±ÿ⌼ᡂᦑḄA.ᱏB.ᜓC.D.98.▅!"ᑡFORTRAN)

13READ(*,*)SCAREIF(SCARE.GE.85.0)WRITE(*,*)'VeryGood!'IF(SCARE.GE.75.0)WRITE(*,*)'Good!'IF(SCARE.GE.60.0)WRITE(*,*)'Pass!'IF(SCARE.LT.60.0)WRITE(*,*)'Pass!'ᙠ᡻9:;<,᝞JKLMNᐭ)75.0/ᑣR9SNTUJVA.Good!B.Pass!C.GoodPass!D.VeryGoodPass!99.VWXYZ[\Ḅ☠ឋ_"ᑡ`abcdḄA.YZ\ebᐕghijᐵlᰚnᘤB.YZ\ebᐕgpq[ᙢC.ᵯtᜓ᜜v⌕x[[\yeD.ᵯtᜓbz{ᵨYZ[ᙢ}YZ[\100.ᨵ▭ᵯḄjᵯV50V,ᵯV10A,᜜[20Qᵯ

14()RyB————r/R2R3ip\rR1+&]A.L/&B.&+RC.Ö×+RLnD.bØ"L106.Ù᩽Û᝞"£ᡠ¥_·Ù᩽ÛḄcᔣ▣V0.5V,ÞḄßàá᝱VA.·ÛᙳãäB.·ÛᙳåæC.VD1ãä,VD2ஹVD3åæD.VD1⋰æ,VD2ஹVD3ãä107.¶ᵯᐗḄᵯUt=20Xsin314t+30°V,ᵯit=5Xcos314t+30°A,ëᐗA.ᵯìB.ᵯC.ᵯD.ᵯí108.RLCîὶᵯḄðñòᦪQ=óᓛ=-^,Qöᜧ_`øRWcR0A.ᵯöì᧕¸úûB.ᵯḄ⚣᳛⌱ÿឋC.ᵯḄᢙ᡾D.ᵯḄ⚣᳛ᜧ109.2.2kWḄᵯ!"#ᵯ$%220VḄ'#ᵯ()ᵯᦔ᳛%81%,.᳛/ᦪ0.82,12ᵯḄ34ᵯ5%67AoA.4B.5C.8.7D.15110.ᙠRLCAὶᵯCᵯDCEF()ᵯG⚣᳛%1000Hz,ᵯᵯJ%5.07mH,ᵯL%50Q,NᵯDFᑮ67Pᵯᵯ5%ᨬᜧ஺A.6.4MFB.8pFC.12.6MfD.5MF111.ᢥY!Z4[ᑡ]^⚗`aᢗc⊤efCghḄi67A.]^⚗`aᢗc=k4clᢗc+k4clᢗcnᔣF⁚q

15B.]^⚗`aᢗc=k4clᢗc+]^rᑭtC.]^⚗`aᢗc=k4clᢗc+]^rᑭt+k4clᢗcnᔣF⁚q+5cuD.]^⚗`aᢗc=k4clᢗc+]^rᑭt+5cu112.ᡃwY!xyᑴ{Z4l|Ḅᡂ~nᵨ67A.ᐰᡂ~B.ᑴ⌼ᡂ~C.ᡂ~D.ᡂ~113.ᙠᑖ᪆C"⃩ᡂ~Ḅi67A.᜜ᩞᧇஹᧇB.cᑭC.ᳮD.ᢚ¡114.[ᑡ⚗`Cᒹ£ᙠ¤ᵫcuYu5¦⊤C§ᒹ£ᙠᐰ¨ᢗcYu5¦⊤CḄiA.ᡠªqB.«¬ᑭt®C.├°qu▬²D.³ᦈ5cu115.µ⚗`⚜]ᡂ·Ḅ¸k4ᡂ~%50¹ᐗ»¼l|½°¾%50ᐗᓫÀl|Áᡂ~%20ᐗ├°q᳛%10%஺ᑣÃ⚗`ÄÅÆ⊝ÈḄl¦%67¼A.14850B.15260C.17580D.20000116.µ]^⚗`ÉᢚY᳛i1=10%PxyÊYËFNPVLIOO¹ᐗÉᢚY᳛L=15%PxyÊYËFNPV2-50¹ᐗᵨᑁÍÎxyᑁ¨ᦈÏ᳛ÐÑÒ"67A.14%B.15%C.13.33%D.15.33%117.µk4clË10000ᐗÊÓË1000ᐗ⚜Ôᵨ3¸ᵨÆᙳ¸▲×ØÙ¸ÚÛᢚ¡3%67ᐗ஺A.3000B.5000C.3500D.4600118.ܵ⚗`Ḅ᝱ᢗc³ᦈrាßÒ"Ã⚗`Ḅrᑣ67A.⚗`Ḅ᝱ᢗc³ᦈrÒ"☟᝱ᢗc³ᦈrB.⚗`Ḅᑁ¨ᦈÏ᳛Ò"áâᦈÏ᳛C.⚗`Ḅ᝱ᢗc³ᦈrᜧ"᪗âᢗc³ᦈrD.ᑁ¨ᦈÏ᳛ᜧ"áâᦈÏ᳛119.äåæç]èḄ⚜r¾éi67A.ᢗ᪗ê¾

16B.᪗ë¾éC.ᔠía¾D.⌼¾120.[ᑡ☠ᜋᢄñᓫ¾6ᐗ/n?7ᨬõḄi67A.ᛛᧇᢄñB.Ù÷øᩈᢄñC.úûᢄñD.üûᢄñýᫀÿCDBCABCAAACBDDBDABCCADACBBDBADBACDACBABCADCDACCDDCBCAABAABBBAABBCAABDADDCCDABABACCADDCDCDCCAABDCDCBBCBDAADABBDCBDBDCABBCᔁᵫ120⚪ᡂ.⚪1ᑖᑖ120ᑖ஺ᔁᐰᓫ⚗⌱⚪⚪Ḅ!ᜓ⌱⚗#$ᨵ&!'()ᫀ.┯⌱ஹ-⌱ஹ.⌱ᙳ.0ᑖ஺1.23-1,0,1678☢x+y+4z+19=08AḄ8☢BC஺A.x+y+4z-3=0B.2x+y+z-3=0C.x+2y+z-19=0D.x+2y+4z-9=02.8☢4x-6z-5=0ḄGHI()஺A.8AyLM.N2yLB.N2yLC.ᚖPQyLD.8AxOz8☢3.BC2x?+y2=z,⊤U()஺A.VWXW☢B.YᙊXᱥ☢C.V\VW☢D.ᓫ\VW☢4.]lima+b&b=2,ᑣdᨵ()I--x-12xA.a=40,b=6B.a=-6,b=-40C.a=-6,b=40D.a=6,b=405.lim(l+2x)ஹḄgI()XTOA.e2B.-e2C.eD.16.if'(x)=g(x),ᑣdf(cosஹ)qQ()oA.2g(x)sinxdxB.g(x)sin2xdxC.-g(X)sinxdxD.-g(cos2x)sin2xdx7.iy=f(x)ᐹᨵ▤wᦪ6yy0,ᑣz()஺dytfntfnA.—|B.&7C.&D.}yyV>'

178.iᦪf(x)=+lxWO,]f(x)ᙠx=0ᜐijaḄg().ax+2,x>0A.ᐭB.-1C.1D.09.ᑡᑖ#()⚗qQ0஺A.J(ex+x)dxB.jx2(x+sinx)dxC.£x2sinxiirD.jx2cosxdx10.]ᦪ£%(1-2)஻ᙠx=-2ᜐᦈᑣᦪᙠx=5ᜐḄᦣឋ()஺71=1A.ᦈB.ᩩᦈC.ᦣD.ᦈឋ.(11.ᦪ&+ߟ+…+—?—Ḅ¤()஺1X22X3n(«+1)C.9D.112.BCy"-5y+6y=0ḄN¦§¨().A.cie2x+cexB.Cie2x+ce3x22C.ce5x+ce6xD.e-5x+ce6x12C1213.b'(/-2x+3'Ḅg()»J-a2A.aB.7tC.2aD.2«14.]P(A)>0,P(B)>O,P(A|B)=P(A),ᑣᑡᔜ¨.ᡂ°ḄI().A.P(B|A)=P(B)B.P(A|B)=P(A)C.P(AB)=P(A)P(B)D,A,B±²15.i³´xµ¶·ᦪ¸ḄᢣᦪᑖºXi,X2•••¼I¶#½¾Ḅ᪵ᑣ£(À()A.—B.AC.±D.—^16.ÃᑁÅᨵ10!Æᳫ2!Èᳫɾ&ᳫ¾Ê.ËÌ;ÎÉᑣÏɾ0ÈᳫḄᭆ᳛()஺A.-B.-C.—D.-3612817.ÀÒE(x)=2,D(x)=l,y=xÔᑣE(y)Ḅg()஺A.5B.2C.1D.2018.|¸Õ()ᩩÖÉ×f(x1,X2,X3)=(ᐭ-1)X:+X22+(ᐭ+l)xj'É×஺A.ᐭ>1B.ᐭC.ᐭ<1D.ᐭÙ119.iÚ▣P=/&1],ᑣÚ▣PḄᱯÞg()-13A.2¤-2B.2¤4C.4¤2D.2¤-420.iAn▤ß⌮Ú▣ᐭIAḄ&!ᱯÞgᑣAḄáâÚ▣A*ḄᱯÞgä&()஺

18A.ᐭ|A|nB,ᐭT|A|nC.ᐭ|A|D.ᐭT|A|21.3M1,2,1ᑮ8☢x+2y+2z=10ḄçèI஺A.-lB.±1C.1D.1322.Wéy=sinxᙠê-««ëì7xLᡠîᡂḄï§Ḅ☢.A.2B.0C.4D.623.iðᐗòÉéឋBCAx=OḄ¦ᔣôᡠᡂḄᔣôḄᨬᜧᐵᔣôø5!ᔣôᑣÚ▣AḄù஺A.2B.3C.5BD.724.iAஹBÎ!ú±û°ḄüP(AUB)=O.6,P(A)=O.4,ᑣP(B)qQ()஺A.1B.-C.-D.1352425.ÀÒþÿḄḄ஺A.ḄᜧḄB.ḄᜧḄC.ᑖ!Ḅᙳ#᪷%᳛'ᑖ!Ḅᙳ#᪷%᳛ᜧD.ᑖ!Ḅ%᳛'ᑖ!Ḅ%᳛ᜧ26.+ᘤ-.ᨵ27࠷,P=lxirpa,ᓫ<=>-Ḅᑖ!ᦪ஺A.2.41x1025B.2.41x1021C.2.45x1025D,2.51x1O2027.-Ḅ஺A.D⌮FGHIJ☟᝱FGB.J☟᝱FGID⌮FGC.HD⌮FGIMJ☟᝱FGD.MJ☟᝱FGIHD⌮Ḅ28.ᵨPᐝRᐝSTUVWXYZᑮ\ᑡḄ^ᙊW`ᙠbḄᙊW`-,cd-^ᨬfḄᐝIA.gᐝB.hᐝC.iᐝD.jᐝ29lmnnoᐭqrsnῳᡈn⁚wxḄyd஺A.-B.ᐭ2c.-2D.24430.{☢}~nᙠxn%8m/s,nS<ᙶ᪗0ᜐnS#Gyo=2cos4rtSI,,ᙠxp=TmᜐḄPḄ#G஺A.y=2cos4ᐔtB.y=2cos(4t+1)C.y=2cos(4t)D.ppp

19y=2cosP31.ᐝI஺Ḅᯠᐝᚖ¡¢Fr£cᱏ¥¦Ḅcᓄ#ᔣwxḄᜳªa=30°,¬cᱏᨵᔾᦈᑣ±²ᐝIᐭ²ᐝI஺w'஺31氏--88C.-D.-4832.ᙠᐝ᪕ᐝµ-᝞·ᡠᨵḄᏔᦪbºḄ»᩽ᜧ½ា¿ᙠÀÁ²Ḅᨩ`#ᔣÄᐝ᪕ḄÀ£ÅᐝÁÆaÇsrÁxHÅᐝḄÈᑖÆbwxḄᐵ\»A.a=4bB.a=3bC.a=2bD.a=b33.ᙠÌÁÍÎXY-ᵨÏᐝRᐝSᐭ=589.3nm,ÌÁyÑD=500nun.ÌÁxyd=1.2mm,ᑣsÔᩩ`ᡈsᨩᩩ`xyÖ*mm஺A.0.25B.0.45C.0.50D.1.0034.no0.168nmqnnirO%ḄX²Üݲª᜛²ᔣlᨔ=⊤☢áᙠâ²#ᔣ±ãäb᩽ᜧᨔ=Ḅᨔåæᦪ0.168nm,ᑣ6ª஺A.30°B,45°C.60°D.90°35.noçḄᓫ⁐{éᐝᚖ¡ᐭ²ᑮêÁëäbᨩ`Ḅ<ìíîḄ²ª஺=±%/6,ᑣÁÆḄᜧð஺A.3ᐭB.2ᐭC.ᐭD.-236.ëᵨ²ᐝ᪕Jñᓫ⁐DòᐝḄnoᑣᙠᑡᔜôᐝ᪕æᦪḄᐝ᪕-⌱öᨬ¿஺A.1.OxlO^mmB.5.0x10-1mmC1.0X10-2mmD.1.Ox107mm37.ᑡᑖ!-øᨵ᩽ឋᑖ!úᨵ᩽ឋḄI஺A.NB.BF23C.COD.CCh38.ᑡ⌱⚗-ÿᔠ᝱Ḅ᜜ᵯ᣸Ḅ஺A.3d84s2B.4f35s2C.3d44s2D.2s22P239.pH=10&'(ᵯ᩽Ḅᵯ᩽ᵯ*+V஺

20A.-0.59B.-0.30C.0.30D.0.5940.ᵨᩖᓄ1⍝ᳮ4567ᑡᑖḄ:;᪀='ᐸ?@A☢CḄ+஺A.BBrBCHC133C.CHC1D.SiH3441.0.1mol/LḄLMNOᙠQR25°&ḄTUVkPa஺A.248B.262C.269D.28742.ᙠR[\V]^_Ḅ`a7'1LNOZᙠeR&ᢥ2NO2—2NO+hᑖj'kᑮm⊝&Co1.3L,ᑣr&NhḄsᓄ᳛஺A.60%B.40%C.30%D.20%43.v0.2mol/LḄw⏚y0.2mol/Lw⏚zNO{ᔠ'|}Ka=l.76X10',NOḄpHᢝᙠ4.05,ᑣ⏚\Ḅ஺A.4:1B.5:1C.6:1D.10:144.ῖ⇨ᑖ஺A.ᵯᓄῖ⇨\ᔾῖ⇨B.ᓄῖ⇨\᪆(ῖ⇨C.᪆(ῖ⇨\ᔾῖ⇨D.ᓄῖ⇨\ᵯᓄῖ⇨45.7ᑡᓄᔠᱥ?^Ḅ+஺A.COOH-CHCHCH-COOH222B.HO-CH2cH2-OHc.HN-CH-COOH225D.HN-CH5-CO246.ᵯj&'ᵨḄᵯ᩽஺A.▢᩽B.□᩽C.@᩽D.¢᩽47.|}£⏚y£⏚£wḄ{ᔠᱥ?(HḄ¤¥ᑖᦪ7%,ᐸ?§CḄ¤¥ᑖᦪ஺A.40.0%B.41.0%C.42.0%D.43.0%48.¨ᨵCஹHஹ0«¬ᐗ®Ḅᨵ¯ᱥ°ᐰ²³&´ᡂḄCO?y·ὑḄḄᱥ¤Ḅ¥¹4:5,ᑣºᨵ¯ᱥ஺A.ECHOB.HOCH2cH20HC.CH3cH20HD.CHOH349.¼m☢]½ᔣ¿1Àᓄ&'ÁÂR'Ä0,ÁÅ᝞vº]½ᔣǼ¿2Àᓄ'ᑣR'A.R'#0B."=0C.R'=1D.R'=#150.ÊËR,¤¥mḄᙳ¤ᙊÎᙠᐸÏÐm☢ᑁm☢ÒÓ஺ᙠ᝞7ÔᡠÖ×Ø&'Ù|}ÔÚÛAஹBÜ¿ḄÝ[Þᔣ'0=45-,ß}B¿Ý[ᜧáVB,ᑣᙊâḄÓ

21()AA.mv2/16B.3mv2/16BBC.mv2/4D.3mv2/4BB51.äCmÓ&'ᐸÛᔜ¿Ḅ1æÚç஺A.^:;èéB.êéஹm☢èéᡈ:;èéC.ìm☢èéD.ìêé52.ᙠ7Ô?'vᙊíḄîឋ]½ᔣ0¿Àᓄ'ᐸÁÂK\ÁÅè஺Ḅᦪ஺A.Fi=O,Mio=0B.Fi=mRw2,Mi=0OC.Fi=mRco2,Mio*0D.Fi=0,053.¼m☢ÒÓäCᙠôõ&ᜐ÷õ&mÓç᝱'ᑣr&äCḄøÝ[3\øùÝ[aᑖúA.w*0,a*0B.co*0,a=0C.oo=O,a#0D.co=0,a=054.᝞ÔᡠÖ'ûḄ¼üýᙠþâÛ'ǼüyØ÷Mm☢ÛḄᱥᙽB஺ᱥBḄx=kt?,ᐸkᦪR,ᑣA!"#Ḅᜧ%&'஺___iA.2kB.yl4k2t2/RC.“F./¥7FD.2K+4K2t2/R55.᝞9ᡠ;RḄᙊ=>ᒴ@"#3BCDEFGHABᩚḄAJKᙊ=LMNᐸBJᙠCD☢Hᙠ9;QRSABᩚBJḄ!"#aeᜧ%&'஺

22A.aL3=^^-Rw2B.a=—7?w2C.a=Rw2D.a=27?w2B3B3356.LVLḄᒴWXYDZQ[\]D☢ᑁ_R[ᐝHD☢᝞9ᡠ;஺aDZbc%᡾eᐸf9;QRghijDZᙠi᎔lᐸWmCḄno&'A.pᙊqrB.sᱥrC.’ḄᙊuD.\ᚖ]r257.wxy☢YzḄ{]᫡ᙠ}ឋqᩩឋḄQR&A.{ᑖy☢B.ly☢ḄYmC.ly☢ḄmD.ᵫy☢ឋḄ{[ḄḄᩩ58.ᙠ9ᡠ;᪀᝞ᵨK᪀ACḄᏔmᑮ᪀BCᑣAஹBஹCᜐḄᓄ¢ᑡ&'⚗ᡠ¥஺A.¦ᦋB.¦¨C.AஹBᜐ¨CᜐᦋD.AஹBᜐᦋCᜐ¨59.LVaḄ{L@YABCᙠᚖ]D☢ᑁᵨ᪷BLVᔣḄ]ᩚMN.᝞9ᡠ;CFᩚCD@YDZᵨb«¬ᏔᐸᏔM.@YDZP,ᶍ¯ᩚᑣCFᩚ@YDZḄ°±&'஺60.>²³XḄ&'஺A.W´ᔜWḄ¶Q¦¨·¸¹Ḅ

23B.W´ᔜWḄ¶Qº»·¸¹ḄC.ᙠ¼½¾¿°±G▲%ḄÁQ·¶QḄbÃD.ᙠ¼½¾¿°±¶QKSÄGᐵ61.ᙳWᙊÇḄWÈm,R,ᙊÇÉ0Ḅ᤮ËÌÍ=wt,wᦪ஺9ᡠ;ÎSᙊÇÏ0ḄÈ&'஺A.mR2wB.2mR2wC.3mR2wD.lmR2w262.᝞9ᡠ;.ᩚᙠᔣPᵨÒy☢A,ᑣÓÔ501஻A.jy☢ḄÖ¢B.y☢ḄX¢C.jy☢Ḅ×¢D.jy☢ḄX¢63.᫡jqØÙ[D☢qḄÚÛᱯÝ&'஺A.jqSḄÞ₹BjᔣᵨB.jqSḄÞ₹ᵨ☢Kᢰq☢¨ᔠC.jqSḄᢰ#ᔣ¨·ᚖ]ᔣD.jqSḄÞ₹ᵨ☢Ky☢ḄYmâãឋ¨äå64.bYy☢᫡æy☢Ḅç#è!1éê#ë%bSfX¢ì#ᩩὃ⇋᫡ḄïÞðḄᓄ&'஺A.èᜧ1éB.ë%1/2C.èᜧ3éD.¨65.ñòì#ᳮôõᩞᧇḄᜫᦔ·ᵫ[᪀bᜐḄ&'úᑮû᩽▲ý஺A.YzᦋþðB.ᨬᜧC.ᨬᜧD.ᨬᜧ66.ᙠὶᢴᵨḄᩩ?=[%]Abs!ᢣὶḄ#$A%A.ᨬᜧᢴᡠᙠḄ'(☢☢*B.▭ᢴ,ᑖ☢*C../ᢴ☢*D.'(☢☢*67.᝞12ᡠ34(☢Ḅ5ឋ78#$஺

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25A.203B.213C.223D.Z3374.ᙊ(☢>ᩚGKpABᔠ4ᐸᔜkḄl᝱8#$஺A.ᓫᔣl᝱B.pᑗl᝱C.ᓫᔣᡈpᑗl᝱D.rᔣl᝱ᡈ¢l᝱75.᝞12ᡠ34£(☢}ᩚ4b/h=l/2,§bᦋ8hz©8}ᩚ4ᑣPer!jᩭḄ#$஺A.2B.4C.6D.876.᪷}ᩚ,>«ஹ´µᙳ·¸4¹ᩞᧇ¼¸4½&=2Ez,ᑣᩚÁÂḄᐵi8#$஺A.ci=3cr2B.ai=a2/2crcrcrerC.T,r1=22#Ti=r2crer77.ᳮ¯°±!#$஺A.²³ឋ°±B.¼ÃÄ°±C.ÅᔠÆÇᑁ᥅ÊËÌḄ°±D.☟ÎḄ°±78.1ᐵWᙳᒴ°ḄÐÑ4ÒÓḄ!#$A.°!>ḄÔÕB.°·Ö@×Ḅ°ÕC.bØÙ☢!@☢Ḅ°ÕD.AஹBஹCᙳ¼ÒÓ79.1ᑡᐵWÛÜØᜮÞᜫiᦪᐭḄÓË4áâÒÓḄ8#$஺A.ᵫäåᦪÓËB.ᵫ·|æçÓËC.ᵫäåᦪè·|æçÓËD.ᵫäåᦪèé|æçÓË80.᝞12ᡠ3{ê4Ø☢ëìíîï8H=2.5m,íî>«D=50mm,¼Þᜫ,ᑣ{ê☟Îᡠñò8#$N஺

26A.96.3B.87.6C.75.2D.68.681.³ឋ°±ôØᜮÛÜḄᓄ8#$஺A.õᢝØ@B.ÛÜDᓣC.ÛÜ1øD.DsùúûᙳᨵÃý82.äåᦪᱥᳮÿ⊤஺A.B.ឋC.ឋD.ឋ83.ᙊ☢⍝!250mm,'〈10࠷Ḅ,-ᐸ/01!14.7x10%2/789:;ᦪ!2300,ᑣ>ᢝ@AA᝱ḄᨬᜧAE!F/GA.12B.24C.36D.4884.IJKL⍝LMNOPQRSᦪAᙠᐝVWXYZ1Ḅ[\].A.MNB.[ᜧC.^_D.M`85.᝞bcᡠḄᚖbfឤ`AhLijAkv=6m/s,LMNopq1-1stij☢2-2,su!4m,hᜮwᜫMyᑣo☢Ḅzhᜮᒹ!.57A.4mH0B.6mH022C.5mHOD.-4mHO2286.NLᵫ100mm᡽ᜧᑮ200mmNᜧḄAk!1.5m/s,NᓄḄAk!m/s஺A.2B.3C.6D.987.q᪷ᑖ!_ஹdBḄᙊL⍝dA>dB,qL⍝AAᑣḄ89:;ᦪ!஺A.R6AC=RCBCB.RCAC>RCBCC.Re

27A.4.9B.4.5C.3.8D.3.289.y«¬®᡻°ḄQ±²)oA.³´µ¶Q±B.s·µ¶Q±C.¬ᘤµ¶Q±D.¹Q±90.ACSIIṹ⊤bᑡ¼ṹḄ஺A.½¾¿Àᦻ¾ÂB.ÃÄᦪC.Àᦻ¾ÂD.ᔜᦻ¾91.y«¬ÆᵫÇÈÉÊ©ᑖËᡂÍbÎ⚗MÐtᐸËᡂḄ²(஺A.ÑÒᘤஹ'ᐭGᜓ¿'iGᜓB.ÕÖC.×ᑴᘤD./«ᘤ92.ᙠIEÙÚᘤḄᔊÜÝÞÝÞḄ²஺A.ᵯàáâB.Êᙢä¬ḄIPᙢᙬC.æ⚓ḄᙢᙬD.æ⚓Ḅᑁé93.ᙠWindowsêëSì,íÑÒᘤḄLᳮïᵨḄᑖñᑖ⚓ÑÒLᳮᢈó,ôõ`⚓Ḅᜧ_!஺A.4GBB.4KBC.128KBD.16KB94.öᓝøÎᑴᦪ24.4ùᣚᡂᓝÎᑴᦪ²஺A.36.25B.36.75C.24.4D.36.595.!û■ýy«¬þÿḄ஺A.ᙠB.ᵨᩭᔊḄC.ᵨḄᦻ⌕"#$ᑴD.&'()ᓄ96.DATA+,-./+,஺A.012345᡻7+,B.ᦪ92345᡻7+,C.:ᓫ01<ᦪ9ᐗ>234?@᡻7+,D.:ᓫ01<ᦪ9ᐗ>234?᡻7+,97.ABCDEᢈGḄ᪶I?஺A.JKᢈGLMNOᢈGB.DEᢈGLABCᢈGC.JKᢈGLABCᢈGD.MNOᢈGLABCᢈG98.-P?ABN!(NḄ▤RḄFORTRANSTUREAD(*,*)N

28DO10K=1,N10S=S*KEND/STa᦮cᙠdeᜐᐭ஺A.S=1B.S=NC.S=0D.lmn99./pqrstᵯvwxsᐭᵯyᜧᵯ{c|}ᐭPᑡ✄ḄA.ᵯvὶB.ᵯvὶC.ᵯὶD.ᵯὶ100.᝞Pᡠᵯ{AḄᵯ?V஺A.5B.10C.15D.20101.qvᵯ{᝞ᡠE=20V,R௃=1200Q,Rz=1250Q,qvDzḄqrᵯvUz=8V,JDzḄᵯ/mAoA.16.4B.5.6C.3.6D.12.8102.ᙠRCὶᵯ{K¡¢£Ḅᵯ¤ᵯv¥c¦§᝱¥c⊈஺A.ª«q᝱ᑖ"«ᨚ᝱ᑖ1B.ªᨵq᝱°1ᨵᨚ᝱ᑖ1C.±ᨵᨚ᝱ᑖ1D.±ᨵq᝱ᑖ1103.²¤1/20kVAḄᓫ´0vᘤᵯv/3300/220V஺·0vᘤᙠ¸¹º7»¼½¾40Wஹ220Vஹcos'=0.44,ᑣ◤⌕ÃᐝÅÆÇᶍ╋ᘤÊὑ஺A.220B.110C.200D.280104.᝞PᡠḄ»᩽DiஹD2ᡠᜐḄ§᝱?஺[—9~~~A.DiNJD2ÎÏB.Ð2NJDiÎÏC.ÑஹD?ᐰNJD.1ஹDzᐰÎÏ

29105.MNO»᩽ḄÔᔣÖ×V-Aᱯឋ?ᩩ஺A.ÔᔣᵯvÛÜᦪ4ÝIÞU¾ᢣᦪàá0ᓄḄâeB.ÔᔣᵯvÛÜᦟ4ÝäᨵᵯḄåeC.ᙶ᪗è¦IÞU¾ᢣᦪàá0ᓄḄâeD.ᙶ᪗è¦Ḅåe106.PᑡéêÔëḄ?஺A.ìíîᘤ-ᨵìstïð-ᨵñìstïB.íîᘤñìstïḄᵯò-´óð-´C.ôõK¡örpíîᘤḄ÷øôùúᑴsᐭK¡örpíîᘤ÷øÝḄ§᝱D.ôõᾭüK¡Ḅíîn?ýᓣÿ107.ᵯ᝞ᡠDᳮ᩽஻,=6sin3tV,ᑣᵯḄᨬᜧIkVOA.6B.3C.-3D.-6108.⚗ᵯ!"#$%&'"(%&)*+,-.ᵯ!&ᵯḄᜧ/01OA.ᨵ%3(%B.ᨵ%4(%C.ᨵ%=(%D.6789109.:;<ᙌᐸ?@ᵯABḄᜧ/CDE<ᙌḄFGḄ01ᡂI)A.JKB.Lᓄ᳛C.ᨵᦔD.ᨬᜧ110.᝞ᡠḄPᑖᵯR=10kQ,C=10uF,ᙠtீoTU0=O;t=0TUᐭULIVḄWᵯ஺ᑣU஺Y0Zᑮ-5VTᡠᵨḄT]0s஺A.1B.3C.5D.10111.^_ᙠᢗa100bᐗ⚜efᑭh᳛10%,ᑖ5fijkᦈmf"ᦈk01bᐗ஺A.28B.25C.23D.21112.n⚗o689pqrsᢗat⃩ᡂvஹ├yz{|}ᩞᧇz{᝞;pqᑖᔣ6ᑭᔣLᓄ20%ஹ12%ஹ7%|10%T⚗oḄᑁᦈᙳiᦈ᳛⚗oᨬ?Ḅpq01஺A.rsᢗaB.t⃩ᡂvC.├yz{D.}ᩞᧇz{113.1ᢣ:T]Ḅ_ᐭ|_Ḅᦪ|஺A._ᦈB._

30C._GD._G114.▲jse@᪷ᔜse¡¢Ḅᢗa£ᑖ¤¥ᢥᑖ¤Ḅᢗa▲j§ᑴse஺A.⚗oḄA©|se⌕«B.¢¬Ḅ⌕«C.®ᓫ°Ḅ⌕«D.⚗oḄ±²115.r³´µ®¶¢W·ᵨ®ᳮḄ9j01஺A.ᭆ¹ᢣ᪗B.ᭆ¹9jC.⚜¹9jD.®9j116.»⌱⚗½6¾¿9aÀᢗaḄ01஺A.sᜓ®ᘤᐹÅÆÇᵨB.rs®ÈÇᵨC.rsÉÊËᑭÌD._117.ÍÎnᢗa⚗oḄᦈ᳛Ï7=10%T,NPV>0;ÏL=12%TNPVC0,ᑣIRR1»A.>12%B.=12%C.ᙠ10%212%Ò]D.<10%118.z®È½Ḅ“z”ᢣ01஺A.A©|_Õ;A©ᡠὑÇᵨḄ)B.À×ᡂvCz{Ḅ)C.À×Ḅz{CᡂvḄ)D.À×z{ØÙḄ⊤_119.ÍÎnᢗa⚗oᢚ_᳛16%T_-120bᐗÝᢚ_᳛12%T_80bᐗ஺ᑣᢗa⚗oḄᑁᦈ᳛Þß01A.14.40%B.13.60%C.12.16%D.14.66%120.t⃩ᡂv½6ᒹá01⚗஺A.ᢚâÇஹᑭÌB.ãÀᡂvஹÇᵨC.ᢚâÇஹ├yÇᵨD.ãÀᡂvஹ├yÇᵨäᫀæAABDADABBDDBADDBAABDCCBACADBACADAABDCAADAABDDACBABBBBCBDBAADBABAACBBAADABDDCADCACCBADCDACCBCBABCCAAACBABACBABCCCDADDCABA01vçᔁᵫ120⚪ëᡂ.m⚪1ᑖìᑖ120ᑖ஺vçᔁᐰᓫ⚗⌱î⚪m/⚪Ḅ;ᜓ⌱⚗½ïᨵ:;I8äᫀ.┯⌱ஹñ⌱ஹ6⌱ᙳ6òᑖ஺ó-4y=01.ôᦪy=34+CõᑖÈdx21Ḅ0A.DöB.ᱯöC.öøùúDö'úᱯöD.6ö

312.ᑡiü6ᡂýḄ()oA.(2a)xb=2(axb)B.(a+b)xc=axc+bxcC.axa=0D.|axb|=ab3.ÈSxYV-zW⊤()«A.ᓫÿ☢B.☢C.ᳫ☢D.ᱥ☢4.M(4,5,-6ᙠḄ4,0,-6oA.xOy☢B.xOz☢C.yOz☢D.ᙳ3x-1,x<15.x=lᦪfx=,l,x=lḄ஺3-x,x>1A.B.!C."#$%!D.$%!6.&☢2x-y+z-7=0'x+y+2z-ll=0Ḅᜳ)oA.-B43C.*4153Zᑣ⌮1▣37.+,A=-1B.3V)D.31237)C5-528.9AஹBᙳ3n▤1▣<ᑣ=ᑡᔜ@ABCḄ()஺A.A-E=(A+E)(A-E)B.(A+B)(A-B)=A-B2C.(AB)2=A2B2D.(A+B)=A2+2AB+B29.9qiஹq.qsFGHឋJKLAX=OḄMẠOP<ᑣ(XY=0ḄMẠOP஺2জq௃+q2ஹq+q.Qa+q,ঝqI+2q2ஹq+2q>q+2qi23233ঞq௃ஹq1+q2ஹqiq2+qjটqWq2ஹq2-q3ஹQ3-QI+A.জঝঞB.জঝটC.জঞটD.ঝঞট10.9Amxn1▣,AX=DᨵO<ᑣBCḄ).A.]AX=Bᨵ^_O`aA

3212.fxpm(1,-2,5)Ḅ☢JK()஺A.2y+z-l=0B.x+z-l=OC.xᓝ2yT=0D.x+2y+z-l=013.9☢{ḄJK32x-2y+3=0,ᑣ=ᑡ|}BCḄ()஺x_y—3/2_zA.☢{'xOy☢Ḅ~H311஺B.☢{hizpC.☢"ᚖizpD.☢{Ḅ}ᔣk3i-j14.9ᦪf(x)=2\$ᓃ*)]=()஺A.8XB.42xC.22xD.2X15.9y=sin(5x+2),ᑣ@=().dxA.5cos(5x+2)B.5cos(x+2)C.5sin(5x+2)D.cos(5x+2)16.9ᦪf(x)ᙠaᵨ<ᑣᦪf(x)ᙠaḄᙳ3()஺1r*1rbA.T-/(x)drB.4-/(x)drO-aJa2JaC.f(x)dxD.(a)+fযJauA517.ᦪ■=1ᦈ<ᑣ=ᑡᦪA()ᦈ஺8OOOOOOA.A(U“+2)B.᜛2U.C.£U„D.24-'Unit*A■-118.ᑖJKᒹ=2().dxx+yA."▤Hឋ#FGJKB.FGᑖJKC.$ᑖ¡¢kJKD.HឋᑖJK19.¤¥AஹB¦§P(B|A)=1஻M).A.P(BIA)=0B.A3¬ᯠ¤¥C.P(A)&P(B)D.BUA20.9®¯¢kx'y°±²³.´µḄJ¶ᑖ·3D(x)=3,D(y)=4,i]D(2x+y)=().A.16B.14C.12D.1021.9f(x)ᙠ(-a,a)ḄᏔᦪ

33ᱯÈ3஺A.2ᐭ-1B.ᐭC.ᐭ2D.ᐭ-123.=@ÓAÔᐗGÖḄ᪗×ØḄ3஺A.yW+2y»2B.yj+y2+5y2C.-3x2D.XI2-X2+X22322324.1▣A$⌮n▤1▣A#᜻ÛḄoA.¬⌕ᩩ¥B.ᐙᑖ¬⌕ᩩ¥C.ᐙᑖᩩ¥D.ß#ᐙᑖà#¬⌕ᩩ¥25."ᑡáâãfâäc<äåæçèὅêëáâìíî⚣᳛Ḅ¢ᓄòó'áâôᨵḄìíî⚣᳛°õ3஺A.ö÷¢øB.ö÷¢ùC.ᐜᓣø<üýùD.ᐜýù<üᓣø26."þÿḄᳮᙠḄᩩᓣᑖḄᙳᦪᙳᵫ!ᐘḄᓄ$%&'(஺A.ᑍᙳ-ᜧB.ᑍᙳ12C.1-ᜧᑍ12D.I121-ᜧ27.Imol<ឋ>?ᑖᳮ@TᐸᑁD@'(஺A.-KT2B.-RT2C.-KT2D.-RT228.ᢚJ᳛@1.5ḄᒨNOↈQRS@T,VSW0.05mm஺YZ@7070AḄᓫ⁐ᐝ^30•ḄᐭJb᯿JᙠᒨNḄd⊤☢ᑣᙠh☢dᕈjḄᨩᩩlᦪ@'(஺A.N=203ᩩB.N=202ᩩC.2201ᩩD.N=200ᩩ29.ᐵqr⌮t!uvwxḄ&'(஺A.&᜜zᨵᓄḄt!B.&ᨵ᥅}~ᙠḄt!ᡈὅ☟᝱Ḅt!C.&Dᑮ᝱Ḅt!D.&DᔣḄt!

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35ᐝôḄᐝ!ᦋÿ,A.2n-1dB.2ndC.ndD.2n-1d+ᐭ/236.᥅ᦪḄHeᙳ!ᳮ#$%ᑖ'()*+᝱-./0123%4᝱$5.ᑣ789$ᙠ;*23<=>஺A.@᜜/BᔾDEB.@᜜/BᔾDᙳFC.@᜜/B%GᔾDFD.@᜜/BF%GᔾD37.@IJK>ḄᵯK%MNᡂᝅḄQKᦪ>FRSTᙠ஺A.2,2,1,-1/2B.2,1,0,+1/2C.2,1,-1,+1/2D.2,1,1,-1/238.PzYZᦪ[\ᑖ]Ḅ^+!஺A.ᳫ^B.`ᳫ^C.aᭈ^D.cd᫥f^39.@Iᓄijk3cl2+6NaOH=NaCl3+5NaCl+3H20,Nᑡtu>%@Ichᙠwjk>ᡠyḄzᵨ|}~Ḅ.A.cLFᓄᑺ%FJᑺB.cLJᑺ%FᓄᑺC.chᓄᑺ%FJᑺD.cl?ᓄᑺ%Jᑺ40.᝱JK᪶᜜ᵯKḄ᣸]JᑣFᒹ஺A.JᳮB.ᱯᑣC.FJᳮD.SQᨬJᳮ41.MNtu~Ḅ!஺A.⏚I>ឋB.Ḅᕈ>ឋC.¡¢Ḅ᧕¤%F⏚ឋD.¡¢Ḅ᧕I%*¥ឋ42.Nᑡ>%¦§¨ᨬ©Ḅ஺A0.lmol•Lℍ⃔¯B.0.lmol-L-1NaClC.0.lmol-L-1CaClD.0.lmol-L-1HAC243.Nᑡᔜᱥ²ᑖK³´Tᙠ⁐ᦣḄ஺A.SiHB.NH43C.H0D.NH0H2444.ᨵ᩽ឋ»ᨵ¼᩽ឋ»ḄᑖK!஺A.HOB.CC1224

36C.HCND.NH0H445.½¾¿⏚¿⏚¿ÀḄÁᔠᱥ>%ÃHḄ²Qᑖᦪ!7%,ᐸ>ÆḄ²Qᑖᦪ஺A.91.9%B.85.6%c45.2%D.42.0%46.ᙠ*¥ᩩÈN.½ÉÊË⊝ḄÍR⌮jk%ÏᦋÑjkᩩÈÒᓄiË⊝ᔣ~jkÔᔣÕÖ×.NᑡᨵᐵtuÙ¥F~Ḅ஺A.ÚᡂᱥḄ$5ᑖᦪRSÛÜB.ÚᡂᱥḄÝQ*¥ÛÜC.jkᱥÞ\RSßD.Òᵨàᔠ〉Ḅâᓄᑺ47.½¾jk2Ag+2Bs=2Cg+DgḄåæç0,⌕é©AgḄêᓄ᳛%ᳮìíRMîïḄÔ}஺A.©1ðB.1ðC.1ðD.ñ1ñð48.MNtu>F~Ḅ!஺A.¡¢ᙠòóḄô>õ⌕öÚᔾῖ⇨B.ᙠ¡¢⊤☢ûᑵýþ.RM■ῖ⇨C.ᙠ᜜ᵯ.᜜ᵯḄ᩽D.ᱨ□᩽ῖ⇨ᵯḄ□᩽49."#$%&'(᝞*+ᡠ-./'(Ḅ0ᓄ2345.50.8%☢:ᵨ"%☢%&'(MஹN?/%☢:Ḅ@A.BMஹNCDEF'ᵨD%&G*HIJKḄLM45஺A.ᔣMஹN@A0ᓄQRᑮ"'ᏔB.ᔣMஹN@AVᓄQRᑮ"ᔠ'C.ᔣMஹN@AVᓄᡠRXYFXZQ[\BQE]D.ᔣMAVᓄR"ᔠ'.ᔣNA0ᓄR"'Ꮤ51._〉ᵨa.bḄ45஺A.ᵨFcᵨdᳮB.'ḄJfឋhᳮC.'Ḅ%&ijkᑣD.m'%⊝hᳮ52.pq"ᱥᙽtP=1OON,ᵨF=500NḄ'zᙠ"{ᚖ⊤☢:᝞*+ᡠ-ᐸ᥅(ᦪfs=0.3,ᑣᱥᙽᡠḄ᥅'45N஺

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39D.´õö61.᝞+ᡠ-%ᩚAB=1,ì¼2m,÷¦íBCé$AᜐÛÜ'45஺A.2mgB.mgcC.-1mgD.-mg2462.ùzᩚ'úûü7=ý/4Ḅᵨᩩ£45஺A.'ᙠõÿ᩽▲ᑁB.᜜ᔠᵨḼᩚḄC.ᙠ᩽▲ᑁD.ᩚ☢ᩚ63."#ᩚ$᝞&'ᡠ)*ᐸ,☢-A=100mm2,ᑣ☢m-m7Ḅ89:.A.90MPa9?:B.90MPa9@:C.50MPa9?:D.60MPa9@:64.᪷DᔜᔣGឋᎷJ*K&LM8NḄ9:஺A.ᩞᧇᙠᔜRᔣSTGB.ᩞᧇᙠᔜRᔣᙳV"C.ᩞᧇᙠᔜRᔣᐹᨵTGḄYZD.ᩞᧇḄ[ឋ\ᦪᙠᔜRᔣᐹᨵTGḄ^65.☢ᩚ*,☢_`bxh,ᐸᩞᧇ[ឋdeE,ghiK*jᔣ?klḄᔣS£,ᑣnlᩚḄ,☢☢-9:»A.bh9l+Ps:2B.bh9l+\xe:C.bh9l-ps:D.bh9l-ps:266.uvwxyᩚz{|}~ᓫᐗ*ᐸ᝱᝞&'ᡠ)*ᢥYZᳮᓫᐗḄTj9:஺-40----------40------------/MPaA.0-13=120MPaB.63=100MPaC.br3=50MPaD.9T=80MPar367.ᩚ1ஹ2ஹ3Ḽឋ,AB,᝞&'ᡠ)*ᙠ,7ᵨḼ₹G,᝞ᩚ1ஹ2ஹ3Ḅ☢-ஹZஹ[ឋ,eᙳTG*ᑖAஹLஹE஺ᑣᩚ1Ḅn9:.

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41A.I>0B.I/<0yzC.I=0D.Iy=Iyz272.&'ᡠ)᫡zᨬᜧ?ḄÈÉᙠ9:A.|DB.|CC.|BD.|A73.$ᱥᑁ|ᜐ*ᐸᨬᜧ8ᡠᙠ☢Ḅ¢9AÀVÌB.VÀÌC.ÀÌD.Àᨬᜧ70_M74.᝞&'ᡠ)*Í᫡B☢ḄÈÎ&128E/,%48E/,,ᑣC☢ḄᢰZ½.An------rn=-i:—Pc384E/Pc64EID3Pc=1%EI75.᪀8\Òl*ÓÔḄᩩ½9:஺A.᪀ᐹᨵÔÕḄÖஹZ¤×ÀឋB.᪀ᐹᨵÔÕḄØᢙSḄÚC.᪀ÛᨵÜ&Ḅ⊝½×ÀḄD.᪀VÞßàáẚã76.Ä᪷ᩞᧇ¤äåTGḄᙊ☢æ@ᩚ*L=2L,çÄᩚḄèéT"*êë9:

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43Hi=3m,ABHḄkH2=2mᑣ!"6)+,஺A.22.3L/sB.18.6L/sC.17.2L/sD.16.8L/s84.SHḄᢣ+,஺A.ᙠ!¡H¢⌕¤¥¦§#¨ᓽª¤¥[«#¨Ḅ⌕¬B.ᜐ®[ᐝ°!±²³ᦪR◤⌕#ᓽ#C.¢⌕dµ¶·¸ᦪ#ᓽ)#¨¹D.¢⌕dµ²³ᦪ#ᓽ)#¨¹85.º»ᙳᒴ!Ḅ[ᚁ®+,஺A.»¿sB.»¿ᚁC.»¿D.k86.ÀḄg)p=800kg/m3,ÁÂឋÄᦪ)v=lxlO-'d/s,ᑣᐸ[ÂឋÄᦪ)+Pa-SoA.0.8B.0.6C.0.5xIO3D.1.28x1O-687.᝞?AᡠhÆ!Ç=8d=2.5cmḄ⍝!ᐭᜧÊHË!)10m/s._"!"QÌ+kg/soA.0.49B.0.049C.4.9D.4988.┦ÎÏḄᙊ᜜ᘂḄvwxyᩩ{+,A.L=3-4d,H>9.3mB.L=3Ð4d,H<9.3mooC.L>3~4d,H>9.3mD.L<3-4d,H<9.3moo89.ÑÒ᳛ᨬḄÕ_)+oA.ᐝÖ×ØB.ÙÚÛC.ÜᵯÞD.ßÜᵯÞ90.à¹áᜧâᦪãᵨḄäᡫæ᪀)+,஺A.èB.áéC.êD.ëÛ

4491.᝞ìíîᓫᐗñíòó⁚ᑣõ")32KBḄíîᘤHḄíîᓫᐗᦪ()஺A.3200B.32768C.32767D.6553692.Äùú{Hᨬû⌕Ḅú{()஺A.ᦪüýᳮÄùB.xᐹC.ᜐᳮD.93.ᵨᙠᦪᨬᜧ⚗SUBROUTINESEARCH(X,N,P)REALX(N)P=_______DO10J=l,NIF(X(J).GT.P)P=X(J)10CONTINUEEND᦮"#ᙠᜐ$ᐭ()஺A.X(l)B.0.0C.1.7E+28D.1.7E-2694.*ᑴ,-ᳮ./01,23"ᔠᳮᙢ6./0789:ᵨᡝ<ᔠḄ().A.#ᵨB.>?C.D.@*95.ᑡ᡻CDḄEFG()K=1DO101=1,2DO10J=l,210K=K*I/JWRITE(*,*)KENDA.1B.0C.0.5D.296.HI./0J/ᘤḄL⌕NO()A./ᦪJ/,PQJ/B.*ᑴ./0ḄJCC.RSTUTVᘤWḄᦪXD.ᑖ᪆ᢣ\]᡻C97.ᓝ_ᑴᦪ68`a_ᑴᦪ()bcdḄ஺A.68B.104C.105D.10698.ᑡef"()gFORTRANḄᔠhijk஺A.B123B.123BC.B%123D.B.12399.᝞mᡠopᨵᵯstuᘤḄᓫcwu᦮7ᵯx"EᵯyU°=36V,ᵯ7I=1A,C=50pF,z᩽-Dᡠ|}Ḅᨬ~ᔣᵯyIk”d()V.O

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49B.a40,஺=4\C.aு0,£=1D.£z<0,B=110.x,-arccosxḄÙᦪ()A.2x+———B.2x-,1C.2x-JD.2x+,1Jl_-2y/l-X271+X2J1+11.Üᑡ¼Þ`aḄ()oA.f/(x)dx=/(x)B.fdf(x)=/(x)+CC.W[f(x)dz=/(JT)+CD.dJ/(x)dr=/(x)dr+C12.2¬¬|x|+|y|<1,Dix>0,y>0,x+y<1,1=jj(|x|+|y|)Jcr,J=jj(x+y)db,ᑣ()஺A.I=JB.I=2JC.I=3JD.I=4J13.nãᔣuOF,a2…a,"iឋ°ᐵḄᐙᑖᩩ,-»A.aça?•••am¯eèᔣuB.…éêë[ᔣu¯eᡂìíC.%,a?…%,é_[ᔣu¯eïᵫᐸñᔣuiឋ⊤¡D.mö¼,-஺A.0B.2C.-lD.115.Üᑡᔜ⚗,-n▤ᑡÞḄ_⚗஺A.—a21al3a32B.—a“ai2a23C.-a13a23al2D.—a12a23al316.Xùúû⚗ᑖüE(X)=10,D(X)=5,ᑣû⚗ᑖüḄþᦪU()஺A.n=20,P=0.5B.n=24,P=0.8C.Cn=22,P=0.9D.Dn=18,P=0.217.ᦪ"JG'ḄᦈឋA.ᦣB.ᩩᦈC.!"ᦈD.#$ᑨ&

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