2003-11-14(),,,,,:,,,,,,,,,,,,,,,,,,1,,(1):,,,,,;,,(2):,,,,,,,,(3):,,,,,(4),,,,,,,,,,,,,:,,,2,,,3:()()()46GEOTECHNICALENGINEERINGWORLDVOL.7No.3©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.2.1;,;;;:,;;:,;,,;,;,;,;2.2(1):;,,;,,,;,;,,0.2m(2):,;,0.5m,;,;3040cm,2530cm,0.62.0m,;,;,;,,(3):,;,,;;,;;,(4):()()(),,,3,,,,,,,,,,,,,,:01:2210085673©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.