《土力学与基础工程》第三版(赵明华)课后习题答案.pdf

《《土力学与基础工程》第三版(赵明华)课后习题答案.pdf》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。

1、22.2dser+drwdn(1)-swrwswS1d=(2)=(3)sr=1+e1+envm1v=1vve=vv==vv++ve=+11dse=d=svsvsvvpsswmwwm==dvdw=100%mm==wmwmwdssswswwsswmsm=m+m=+dw(1)swswms1=dvdsw=d1+evwd2wswd=ses=100%s=Þrrsrvevmd(1++w)d(1)wrdwr+drser+drswswswswrwswr=g=gg====v11++ee1+e1+evenvwdvdn(1)-3vws=sn=100%ne=Þ=s=

2、100%=rv11+-envenv2.3v=1s33d=2.70=32.2%=1.91g/cm=1.0/gcmsw'2.506srr33v=1,d=2.70,w=32.2%,=1.91g/cm,=1.0/gcmssw2dw(1)+2.70(1+0.322)1.0swe=-=1-=10.871.9131v==e0.87cmv32v==wd0.322*2.70=0.87cmws33ve=1+=1+=0.871.87cm4md==2.70*1.0=2.70g70gssw5m==wd0.322**22..70*11.0.0=0.87gwsw6m=m

3、+=mg3.57swwdv0.87sw7s=*100%=*100%=100%rev0.87v8''ds-112.71-*103r=gg===9.1/kNmw1++e10.8732.472cm129.5g121.5g2.7wesrrrr'r,satd3m129.53v=72cmm=129.5gmg=121.5d=2.7===1.799/gcmssv72mmm-129.5-121.5(1)ws*100%w=*100%==*100%=6.6%msm121.5s3mm121.5ssds=Þvs===45vvs=vv-=72-=4527vd2.7sw

4、sv27m129.5-121.52vwe===0.60v===8wv451swv83ws==*100%=29.6rv27v34rg==1.799*10=18.0kN/mmvs+vw121.5+2735rg==*10=20.6kN/msatv72'mvs-sw121.5-4536r'=gg==*1010.6Kn/mv72ms121.53r=gg==*10=16.9kN/mddv72rrrr'satd2.52.26832.0%ers=100%d=2.68w=32.0%rsvwvv=mwwvww=vvwÞvvws=*100%=100%Þw=*10

5、0%=m=rwvsvmmmwvsssmvsm=dvvwv=dvwd=Þ=dvsssswsswvssvwwswvdvwvssQe===dw=2.6868*0.32=0.86ssvvssdws(1)+2.68´1+0.323rg==*10=19kN/mw1++e10.8632.61.77g/cm,9.8%2.670.4610.943eDr3=1.77/gcmw=9.8%d=2.67e=0.461e=0.943sminmaxdwsw(1)+2.67*+(10.098)e=-1=-1=0.6561.774ee-0.943-0.656maxD==

6、=0.595ree--0.9430.461maxminQ0.67>D>0.33r32.7=1.66g/cm,d=2.69s40%w?3dsw2.691*=1.66/gcmd=2.69s=40%e=-=1-=10.620dsr1.66dse0.40*0.62rw==*100%=9.2%d2.69s32.8w=28.5%,r=19kN/m,d=2.68,s>220.50.50.2500.200..075<0.075mm9.418.6.621037.513.5%12343mN=1410.075mm9.4%+18.6%+21.0%+37.5%=8

7、6.9%50%dw(1)+2.68*(1+*0.285)1sw2e=-=-11=-=10.811.9wd0.285*2.68ss==*=100%94.3%re0.8134N=1410

8、mQQ=-532k=510mm/si=0.0050hh-23.5050-23.20121i===0.015L20-2-42v==ki5*10*0.015=7.5*10/mms-4