根据土层的应力历史条件,判断欠固结土的依据是( )。
A.先期固结压力小于上覆土层的有效自重压力
B.饱和黏性土
C.压缩系数大于0.5MPa-1
D.残积土
参考答案:A
选择括号内恰当的单词或词组填入空白处,使句意完整、正确。
— What’s your ___小题1:____ (favorite / like) sport?
— Basketball.
— How tall is Yao Ming?
— He is 2.26 meters __小题2:____ (high / tall).
—___小题3:___ (Hurry / Stand) up, or we'll be late for the meeting.
—OK. Let's go.
— Would you mind ____小题4:____ (to teach / teaching) me?
— Not at all.
— I’m sorry ____小题5:___ (for / at) what I said?
— It’s nothing.
发现新天然放射性元素“钋”的科技代表人物是()
A.波义耳
B.拉瓦锡
C.门捷列夫
D.居里夫人