单项选择题
A.塑态转半流态 B.半固态转固态 C.塑态转半固态 D.半流态转流态
A.各种土的状态B.细粒土的状态C.砂土的状态D.粘性土的状态
A.m/Vs B.ms/V C.ms/Vs D.ms/Va