2021-2022学年北京海淀高三下学期联合考试物理试题含解析

《2021-2022学年北京海淀高三下学期联合考试物理试题含解析》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

2021-2022
ὃᱥᳮᔁὃ
1.⚪ὃஹஹஹὃ
ஹᑏᙠᔁᑁᙠᔁ᪗"஺2.$%&ᑖ⌱)⚪*+⚪⌱,ᫀ.◤ᫀᑏᙠᔁᢣ1Ḅ3ᑁ$4&ᑖ5⌱)⚪ᫀᑏᙠᔁ⚪6ᢣ1Ḅ7஺3.ὃ
89:;⚪ᓱḄ᦮>஺ὃ?@.AᔁB⚪ᓱ%CDE஺%ஹᓫ⚗⌱)⚪A⚪ᐳ6+⚪*+⚪4ᑖᐳ24ᑖ஺ᙠ*+⚪I,ḄJK⌱⚗LMᨵ%⚗OPᔠ⚪6⌕SḄ஺1ஹ᝞UᡠWX☢Z48c[1ᙠ\]ᙢ☢X☢Ḅ_AB`2m,ab`0=37஺c஺OX☢ḄLdᙠ4dB஺dᑖefghḄijk\]l,%K+ᳫ?noK+ᳫាqrᙠᙢ☢Ḅh%dᑣrᙢdᑮCdḄ\]uv`wyA40R2V2„3V2n4A------mB.-------mC•------mD•4■m33432ஹ᝞UᵬᡠWᙌML~ᨵ᝞UᡠWḄᵯᵯ“ᑮ஻`ᔣᙠO~foᑁᵨᢞḄML
ᵯᑣ
A.ᔣᵯḄᔣ`┐B.ᔣᵯḄᔣ`ᐜ┐.⌮┐C.ᵯḄᜧ+ᐜ+.¡¢D.£ᙌ¤%¥ᨵ¦§Ḅᵨᵨ§ᐜᔣ.ᔣ3ஹ᝞UᵬᡠW4ஹ8O%ᩩᵯḄod©ᙠAdª«%ijk`¬Ḅᵯᵯ®¯☟ᵯ§ᵨC±ᵯA²³ᑮB,ᐸjkµ¶ᓄḄ¸¹᝞UᡠW,»Aஹ8odḄᵯ¼kᑖe`½ஹE,ᵯ¾ᑖe`᜜ஹPBBᑣwy

1A.E=E(p<E(p=(pABABD.E,\=E(p>(pBAB4ஹ2019
4ᨴ21ᡃᙠᵨ!"ᡂ$%44⚩ᓅᧅ)*஺,-ᡂᓅᧅ)*./Ḅ12ᙠ345Ḅ6⍝89:ᙢᳫ=ᒴ?ᙊᕜBᐸDEFᙢ5DG4H஺ᐵG12JᑡLMNOḄPQSA.DEḄT:?᳛ᜧG7.9km/sB.ᙢᳫ4HWXYZ[\]^_`᯿C.DEbᙢᳫ4HḄ?᳛c4D.DEd4HḄᔣf?5g5ஹMh%ᵯjklZmPnoᵯpஹᵯBpஹqrᘤᢈuḄvẠ஺᝞yᡠ{|ᨵឤZᵯḄ)ABᙳyᵬ.NᔠᙌᙳᐵGAB[yஹA8//adNᔠᙌᐳ☢஺JᑡᵬÀA.ᵬyᙌᵫJB.yᙌᵫJC.yᙌ:ABᒴ?6BD.yᙌᒴ?ᔣB6ஹ\dp⌕¡Ḅ¢£¤ᐹᓽ§¨©ª“%¬®|¯”±²P“HyperloopQ³´µS¶·¸¹º»¼2016
7ᨴ6»⍝½HyperloopOne¾¿Àᑜ2030
§ᙠÂÃÄᡂÅÆ✌ÈÉÊᜓḄ“³´µ”Hyperloop
,ÌÍÎᐲ✌9ÐÑÒvbÓᐺ✌9ÕÖ×Ñ᥅?5WÙ¹gÚ700·ÛQÜᔠ1126¾Û/ÚS஺᝞ÞßᙶHyperloopáÐÑÒvᑮÕÖ×Ñ᥅,600¾ÛḄäå◤⌕40ᑖè,Hyperloopᐜᒴf?,Ùᑮᨬᜧ?51200km/hëᒴ?B¡ìíÚîᒴï?Bf?ï?Ḅf?5ᜧgcðᑣJᑡᐵGHyperloopḄLMNOḄPQSA.f?ï?ḄÚò3cðB.f?Úòª10ᑖè

2C.f?Úf?5ᜧgª2m/s2D.᝞Þf?5ᜧgª10m/sz,⚪ᡠôBᨬõ◤⌕32ᑖèöஹ÷⚗⌱ú⚪½û⚪ᐳ4g⚪¹g⚪5ᑖᐳ20ᑖ஺ᙠ¹g⚪üýḄ]⌱⚗ᨵ÷]⌱⚗Pþᔠ⚪ÿ⌕
Ḅ஺ᐰ⌱Ḅ5ᑖ⌱ᐰḄ3ᑖᨵ⌱┯Ḅ0ᑖ஺7ஹ᝞ᡠஹᦪNஹᵯḄᙌ"cd,ᙠ$%&'(8Ḅᒴ'$*+,-.஺0,/01(”ᒴ1-3.00”ᚖ56$%ᑴᡂ9:;<=ᵯ>?@ᳮBCDᘤḄFᙌGHCDᘤFஹIᙌḄᦪJK12,L᩽NḄᔣᵯPQᔣᵯRSᜧUᙌᜐ6WXYZ[\ᑡᑨ_`ḄA.;<=ᵯ>Ḅ%&ᵯ3aḄb[c⊤efe=NB»L2cosstB.CDᘤḄgᐭi᳛@gki᳛JK21C.ᵯD⊤VᦪD.lmn3CᘤḄnᱏᔣ

33ᵯ<⊤pᵯD⊤ᦪᙳCr8ஹ\ᑡst`ḄuwA.ᨔyᙠᰚᓄ|}+ᔾᦈᑁ(ᢝCB.ᳫᡭ[ᩭsᑖᙠᵨC.ᓻ>ᢣḄ|(ὑ¡¢ᯠ¤Ḅ_¥¦D.ᵫ6¨y⊤☢ᑖª«ᜧ6¨yᑁᑖḄª«¬¨☢ᙠ⊤☢E.®¯°(ᜧ[®+±²D'H³´(\±Ḅ⛳pD±²=᠒9ஹ᝞ᡠ·¸Ḅᐝnº»¼½¾@±º☢ᡂ஺0¿X¾ªLÀᵯᐸ⚔ÃHᨵ9cRḄᵯ᦮ÅÆXᜐ6$%&'(ᜧr3Ḅᒴ'$*+$*ᔣᚖ56¾º☢ᔣ\஺9ÇmḄ¼½È/É1(ᙳᵫ¾ÊÃMËÌnÍ9Î[n»ª«xᑮeᨬÑËNÒÓÔÕÊÃMË஺¼½È@Ö¾Z×ᚖ5ÀHØÙÚᐸHᐭᵯÛ+Ḅᵯr,Ü1(g஺\ᑡst`Ḅuw

4bA.ÁÂÃÄÅÆL~ÅᵯÇRḄᵯ₹É`R+rB.᦮KÅÆLᵯÇKLḄᵯᐜbᑮ".aᑮbC.ÁÂÃËÄᜧÌÄmv(R+r)-B2xD.ÁÂÃÄ`0mg(/?+r)sin010ஹ᝞UᡠWᳮжÑᘤÓᐭÕÖᙠᵯ³¾µ¶ᓄᑁÇ`rḄDᵯ×Ó,ÕÖᳮÐᵯ⊤ÙÇÚ`RḄÛÜ᝞n⌕SÛÜÝὑḄᵯ³᳛ᨬᜧᑣËᑡâãäḄOwyA.åDᵯ×Ḅᵯ³¾ḄæÚ⊤çè`e=E“sinw100RyVB.¶ÑᘤñòᙌóᦪḄõÚ`öᵯ⊤Ḅ÷ᦪ`øùC.E2ÛÜÝὑḄúû᳛£
4rýஹþÿ⚪
⚪ᐳ2⚪ᐳ18ᑖ஺ᫀᑏᙠ⚪ᓱᢣḄ⚪ᜐ⌕ᑏ஺11.6ᑖ"ᵨ᝞%ᡠ'Ḅ()*+Ẇ-./01.234ᢥ᝞6Ḅ789ᑮ;<=ᦪ?
জABCDEᘤG.H+ᙠI⍝KLM+☟OPHᳫ.ঝABCDEᘤSTH+ᙠU/V<WUᜐ%XYM+"ᙠI⍝KLM+☟OPHᳫᳫZ[BCDEᘤ.

5123456\]^uo(m/s)1.0241.2011.1761.1530.9421.060_`abS
0.2460.2490.2480.1730.2120.1891
()◀;BCDEᘤ᜜e◤ᵨᑮḄDEᘤg2
᪷?⊤jklBCDEᘤG.H+aWUᳫ/VḄm^n_mBCDEᘤSTH+aWUᳫ/VḄG.WUn_m.12.12ᑖ"ᵨ᝞%ᵬᡠ'()*+p-qrs1tuᓄḄᐵxᙠy()◤⌕/◤⌕".⊝᥅}~஺()⌕᫜ḄᙽḄᑣᡠ⌱ḄẆ-g«ᡭVaᘤᙽYᶂ_~ᩈ^~~G)/~᫜%ᵬ%ᡠ'g()ᡠ9Ḅ<ᩩᙠ¡¢;0ஹAஹ8ஹCஹIஹ£¥LᦪV¦§¨LᦪV©bḄabb◞«0.1s,xi=1.42cm,X2=1.84cm,X3=2.25cm,X4=2.67cm,X5=3.10cm,ᵨᜩ.9᫜Ḅ஻=24g,ᙽM=500g,°~±]^g=9.8m/s2,᪷?²¡³´µAVᑮ஺V¶~ᙽqḄr«J,ᙽ1t·±;Jo᪷?()¸¹k9ᑮ
ᙠ()º»ᐕ½Ḅ¿ᑁᔠ᜜~qrÂᱥÄ1tḄuᓄ஺¸¹ᙳÆᶇ¨MᨵᦔᦪÊ"-•+,-----Xi-----*1•••••048c°E_%Ëஹ⚪
⚪ᐳ2⚪ᐳ26ᑖ஺ᫀᑏᙠ⚪ᓱᢣḄ⚪ᜐ⌕ᑏÌ⌕ḄᦻÊÎÏஹÐÑÒÓ஺13.10ᑖ"ᙠᐝḄG.☢¡ᨵ<«M=4kgḄᐝÖ×<ᙽ«m=2kgḄᩈØBD,ᩈØÙÚÛ<ḄᢱØᢱØ¡Ýᨵ<᪷ÞßàáÚ8VH

6প
rᱥᙽràáâḄb[1(ᜧrr(2)
rnᙽ@ºãäḄåæ☢JḄ3᥅èéᦪ஻ë(3)
ìíḄᨬᜧìឋaEPO14.(16ᑖ)᝞ᡠ±ºᙢ☢Ìñò5º☢ᑁᨵ9óôḄᑁõᐝnḄ50ö0N⍝A8C,50A3ò5ᔣ\,50BC±ºùúCÃYû஺ü3ÅrᳫU0[ýöÅᳫ1,2☟ÿ
3ᔣ஺1ᳫᙠᜐᜧᔣᔣ஺ὅᙠC⍗!"#$ᑮ&ᙢ☢஺)ᳫ*
ᑮ+ᑮᙢ☢ᡠ-ᔊḄ01ᑖ3ᓅT,5஺67898c:ᙢ☢Ḅ;஺?@2(1)ACᜐḄ9BCDফF@T2F஺15.(12ᑖ)᝞IᡠJᙠᐝLMN☢O:PQ8RMNSTUVᜐᵨXY┝[\ᵯ^_ᳫA,Xឋab0.45J,AᳫcdM=0.1kg,e◀┝[gh☟jᙠMkᜐḄᳫBlmXឋnBᳫcd,஻=0.2kgஹ\ᵯdq=+10C஺MNSTtᙠMNᔣḄᒴvᵯwE2,MNTx1yz|ᑁtᙠQ8ᔣOஹwvᜧEi=0.2N/CḄᒴvᵯw<ᔣᚖ8☢ᔣv8=0.2TḄᒴvw஺(g=10m/s2ᑗ)?@পe◀┝[gAᳫḄv1;ফg1BᳫV2বᜧᩩ0Bᳫb-ᵯwMNᡠᙠḄ8RD(ὃ⇋Bᳫhᙢ☢XḄ)(4)ᙠ(3)¡¢BᳫᙠᵯwE2£hMNḄᨬᜧ:P஺

7N'x'XIxXXXE1JxXXX:xXXXxXXXfxXXXBrXXXXᳫAᜧᳮBXXXM¥ὃ¦ᫀஹᓫ⚗⌱«⚪@⚪ᐳ6⚪¯⚪4ᑖᐳ24ᑖ஺ᙠ¯⚪°Ḅ±)⌱⚗£²ᨵ⚗´µᔠ⚪·⌕?Ḅ஺1ஹAூ
᪆௃¹A5;h,ᑣ*AkḄᳫ#$Ḅ012hg*஺kḄᳫ#$Ḅ01\h‘2=ᙠMNᔣOᨵh-V0^2~7~~nhx=%@஺tan஺¼ᐭᦪ¿472x=------m3ᦑAnÁBCD┯Ã஺ᦑ⌱Ao2ஹAூ
᪆௃

8AB.᪷¿⚪Å7ᵫÇᵯÈ*஺ᑮbnᔣÉᵯÈ´*aÈᔣÊᵫËÌÍ[ᑣ7ÎÏMḄwMNᔣᵫÇᵯÈḄÐᡠÑd᪷¿Ò[ÓÎÏMḄᵯÈÔ0┐Ö*Sᔣ×Ø஺ÉᵯÈ´*bÈᔣa,ᵫËÌÍ[ᑣ7ÎÏMḄwMNᔣSÉᵯÈÙᜧᑣdᜧ᪷¿Ò[ÓᡠÑᵯÈÔ0┐Ö*Sᔣ×Ø஺ᦑᵯÈᔣᦑAnÁB┯ÃDC.ᵫI57ÚᑁḄᵯÈḄᓄ᳛ᑣÝmḄwḄᓄ᪷᳛¿Þßàᵯ[Ó7ÎÏMÝmḄᵯ$aḄᜧᡠÑᵯÈḄᜧá஺ᦑC┯ÃDD.ÉRᙌ£ᵯÈã0ÎÏä

95ஹDூ"᪆௃AC.%ᵬஹ'()*+,ᙌḄ/01234+,ᙌ(56789:ᵯ<ᦑAஹCᙳ┯?@B.%A(,ᙌBᵫDEᵫF,ᙌGH,ABIG5JᡠL)*+,ᙌḄ/01235J+,ᙌ(56789:ᵯ<ᦑB┯?@D.%M(,ᙌᒴOᔣQR)*+,ᙌḄ/015ST+,ᙌ(6789:ᵯ<ᦑDUV஺ᦑ⌱D஺6ஹBூ"᪆௃A.XOYTOḄXOZᜧ[\XO]TO*^(OZJᓄ1Ḅᜧ[`᪷bAva=——ArcXO]TOᡠᵨef[`A┯?@BC.XOḄef஺ᒴOḄefTOḄef4ᵫ⚪hi2/j+1=40x60s22x—atf+vt=600x10m21200,------m/s=at,3.61ὶkl^"iᒴXO]ᒴTOᵨe=600s=10minᒴOmRḄefr=1200s2XO]TO*^(ḄXOZ«=|m/s2BUVC┯?@D.`ᳮpqrl^(ḄXOZJlOm/s"XO]TOḄefᙳ:12004'=103XO]TOIGᙳ1,2vwxm=yn'u123ᒴOmRᵨe:

10600x1()3_2x”ᕪ,o5300‘2=12WS=3S|BCDE:2z,+/,=^y^s«31minl2D┯஺ᦑ⌱B஺GஹH⚗⌱J⚪LM⚪ᐳ4⚪O⚪5ᑖᐳ20ᑖ஺ᙠO⚪RSḄT*⌱⚗UᨵH*⌱⚗VWᔠ⚪Y⌕[Ḅ஺ᐰ]⌱"Ḅ<5ᑖ⌱"^_ᐰḄ<3ᑖᨵ⌱┯Ḅ<0ᑖ஺7ஹACூa᪆௃A.dᚖfUឋ☢CijCklmᙌopḄqrᵯtuḄvCw⊤yzEe=NBlJ(aco$MtᦑA/0B.{|ᘤḄ~ᐭ~S᳛E11,ᦑB┯C.ᵯᙠ)*ᕜᑁᨵ*ᕜG᩽ᵯ|ḄᨬᜧwUi=2NB(oL2m᪷2ᵯḄᦔr%<(U2m\2()T_U:R2Ra

11C.}ᓻᢣ1Ḅ*ZὑHBᯠ(ᑭᵨḄ}5STᦑC┯?@D.ᵫF⊤☢ᑖfIGᜧFᑁᑖfḄIGi☢ᙠ⊤☢ᦑDUV@E.[Zᜧe(`ZDḄ⛳]¢i᠒ᦑEUV஺ᦑ⌱ADE«9ஹACDூ"᪆௃A.¤¥¦q*^(0*ᵯ§RḄᵯ₹1জBLxᦑAUV@B.ᵫ©ª«¤¥¦q*^ᵯ§K(ᵯ<¬aᑮ®D*^ᵯ§¯(ᵯ<¬8ᑮa,ᦑB┯?@C.᪷b1°ឤi◀ᨬ²᜜ᙠ´µ¶·¸¹qqᑮº¸¹ḄOZᜧFDᑮº¸¹ḄOZᑣqḄ¼ᙳOZᜧFDḄ¼ᙳOZᡠLtqTᦑCUVD.q*^LᔣqUlᔣᵫR1ᳮi_(mgsin0+BiL)-Af=m\v½¾¿]-mgsin6•f-BLq=0-mv஺ÀজBLx"i_m%(R+r)—B?xt—mg(R+r)sin0ᦑDUV஺ᦑ⌱ACDo10ஹBCூ"᪆௃A.ᵫ%cᕜÂT=4xl0-2s,ÃOZ27r27r69=——=--------rad/s=50Xad/sT4x10-2

12ᡠLÄÅ<ᵯ}ḄᵯRÆḄÇeÈ⊤ÉÊe=EmSX(50Ë£)ᦑA┯?@B.ÎÏÐ,ᙌ(ḄÑᦪᑖÓÔ]"2,ᵯ<ᑖÓÕ]/2,ᵯᑖÓS]S,ᑣUi=E-hrᵯ§RὑḄØ᳛P=Uih=UIlᓽP=(E-hr)h=-h2r-EhÛePᨵᨬᜧȺepU,^E-I.r=—'12ᦑBUV@C.ᵯ<⊤ḄÝᦪᨵÐ,ᙌᵯ<ḄᨵᦔÈÏ,ᙌᵯ<ᨵᦔÈ'-V2-2rᑣI=ßi=[LJ=——2%τ'2àᦑCUV;

13D.¾¿À¢ὑḄ᳛ᦑD┯஺ᦑ⌱BC.ÁஹÂÃ⚪LM⚪ᐳ2⚪ᐳ18ᑖ஺ÄÅᫀᑏᙠÅ⚪ᓱUᢣ(ḄÅ⚪ᜐ_⌕[ᑏSĘ̈஺11ஹᐝᵯÎ0.30.2ூ
᪆௃᪷2ÏÐÑᔠÂÃḄᳮ%◀ÓÔÕÖqᘤ᜜Ø◤ᵨᑮᐝᵯÎÖqᘤ(2)[2][ᑓᵫ⊤Ýᦪ2%Þ3*CDßM!àá3*âCDḄãäVßM!ḄCDßM!ḄÔÕÖqᘤåæç᪷2èᵫé¥têzëìíîᳫïSðḄñh=-gt2«-xlOxO.252m»O.3m22âCDḄãäVßM!ḄÔÕÖqᘤòfçëìíîᳫïSðḄåæíîxa%a1.153x0.173m«0.2m12ஹ◤⌕óᙽஹõ᫜÷õ»᪀ᡂḄ᦮¥0.0160.014ூ
᪆௃পæ⊝᥅þ6ÿ
ᡠᔠ᜜Ḅফ᫜ᵨmg-T=maᙽT=MaT=-^—mg,!"#$%⌕'()᫜Ḅ*+,-.ᙽḄ+,/᫜Ḅ*0,%12ᔠ᜜/ᡠ3◤⌕⌱6ᙽஹ᫜᪀ᡂḄ᦮;Ẇ=ᔠ᜜>?@A1Bᓄ,ḄᐵEব()GHI.᫜Ḅ*0,/JAKᑮ஺K>?W="g(X2+÷+/)=24X10-3X10X(1.84+2.25+2.67)x10-J40.016J;[4]ᒴBOPA$QRSTᑁ/VᙳOX$TSYOXI/Aஹ஺KOX%,+%,0.0142+0.0184,Õ…v=-----=-------------m/s=0.163m/sAA2T2x0.1

144+0.02674-0.0310./v=———-=--------------------m/s=0.2885m/snD2T2x0.1ᓄ4;A/ᡈ=x500x10-3x0.28852J-1x500x10-3x0.1632J»0.014J.ஹ⚪⚪ᐳ2⚪ᐳ26ᑖ஺#$ᫀᑏᙠ$⚪ᓱ)ᢣ+Ḅ$⚪ᜐ⌕/ᑏ01⌕Ḅᦻ345ஹ6789:;<஺2513ஹ(l)4m/s,(2)஻=01,(3)E=—Jo6ூ@᪆௃পDᙽbFDG7)HIJK6ᔣMឤẑ%-O/+m+A/V2QMឤ:1212=+/O%+T+UVWX:ᓃ=4m/sv=lm/s]2(2)^_`ᑮabbcdᙠeHIJK6ᔣMឤ:2U0ᓃ=(g+X3,v=—m/s3^_`ᑮabjᐳkHIMឤO2/lV+m
v=MV42X:ᓃ=mm/s3nab9joᡂḄHIᵫMឤ12T0ᓃ2+1mv2=1O2wo+UVt+஻.2%g1X஻=0v]বᐳkxyឋ{ᨬᜧ᪷Mឤ+:

15kஹL25E=^-=-pg14ஹ(I).=37°(2)7iTT3=l0.8370.767.2ூ
᪆௃(1)ᵫ⚪]^ABḄ_X`abBCcᙢ☢ḄfXH,1gᳫᙠABRᨵH=gRᙠBCRᨵS=(g)2sinekl2H+H-gasi”᪷nop1qឤks1gᳫ2gᳫᑮtCKOXᜧv᪵/ᡠ32gᳫᨵgfi=gsin9(஻+)ᡠ3+/?*kl22H+Hsin(psin(pᐸ$gt=2H2sin°+cose=2yl3sin^?=-4COS^9=—ᓽ8=37°(2){1ஹ2ஹ3gᳫᑮtC|ST}/2gᳫᑖ᪆ᨵ

16ញfsingjᔠ(1)ḄklAAA52HA==M=wJ—3VgᑮtC|ḄPA1gᳫ஻=]g(Uyl2HM=g2gᳫOᶭ3_____v=vsin^=-V2g/72y2ᓃ,=-OᔆgA&19yl{I,”=%M+5g(M)yl

17ᡠ3ὶklTi
Ti
r=l0.8370.767315ஹ(l)3m/s,ᔣVᔣ(2)2m/s,ᔣVᔣ(3)E0.283V/m(4)0.142mூ
᪆௃(1)ᳫEop1qឤE=Mv2P|ilV!=3m/sᓽy◀┝lḄOXᜧ3m/s,ᔣVᔣ(2)AஹBᙠMNᜐᳮA,qឤ/Eop1qឤMVj=Mv+mvt2]Mvj2=gMv(-+gmv[v=2M=2zs2vm2M+m'ᔣVᔣ(3)Bᳫᐭ/ᵯqE=mg=2Nᓽ0ᵯV⊝/{ᳫᙠᐻᵨ>ᒴOᙊᕜPA/ᵫl2mvqvB2Rᙠᵯ£¤¥PA¦§ᙊᕜOXᔣᚖ`Vᔣ©ª«/«ªKcMKc¬y-2R-0.4mᙠMN©ḄPA`ᔣ®ᵫ¯;PA/Vᔣ°H.`±²PA/!Bᳫ³´MN,µ¶()(ᔣ¸ᔣ)

18t2(2)m1,y=2R>-gt2l"2mvV2t=0.283V/mqt55V/m(0.283V/m)S/BᳫាÀ1´ᑮMK/ᙠÁÂ$VᔣOXÃSc¬MN(4)ᵫ3±ksºº=:ᨬ-22===—m=0.142mm2qE12¾10m