高压缩性土,其压缩系数应满足的条件是: A.0.1MPa≤a1-2

admin2020-12-24  22

问题 高压缩性土,其压缩系数应满足的条件是:
A.0.1MPa≤a1-2<0.5MPa
B.a1-2<0.1MPa
C.0.1MPa≤a1-2<0.3MPa
D.a1-2≥0.5MPa

选项

答案D

解析提示:压缩系数a1-2是由压应力P1=100kPa和P2=200kPa求出的压缩系数,用来评价土的压缩性高低。当a1-2-1时,属低压缩性土;0. 1MPa-1≤a1-2-1时,属于中压缩性土; 高压缩性土的a1-2<0.1MPa-1,
转载请注明原文地址:https://ti.zuoweng.com/ti/O6aCKKKQ