【多选题】【消耗次数：1】
真空预压的原理主要有：（）。
①
薄膜上面承受等于薄膜内外压差的荷载；
②
地下水位降低，相应增加附加应力；
③
封闭气泡排出，土的渗透性加大；
④
超孔隙水压力的消散；
参考答案：
复制
纠错
相关题目
【单选题】
当地下水位很高，基础不能埋在地下水位以上时，应将基础底面埋置在（ ），从而减少和避免地下水的浮力和影响等。
①
最高水位 200mm以下
②
最低水位 200 mm以下
③
最高水位 200 mm以上
④
最低水位 200 mm以上
【单选题】
当地下水位很高，基础不能埋在地下水位以上时，应将基础底面埋置在什么位置以下？
①
最高水位200mm
②
最低水位200mm
③
最低水位500mm
④
最高与最低水位之间
随机题目
【单选题】
11. I prefer ____ dinner when we arrive there.
①
having
②
to have
③
taking
④
to take
【单选题】
As a teacher of elementary school, you should be patient ____ those pupils.
①
of
②
with
③
for
④
at
【单选题】
____, the more you are aware of content and meaning.
①
The more words you are familiar to
②
The more words you are familiar with
③
You are familiar to more words
④
You are familiar with more words
【单选题】
The English teacher strongly advises that every student ____ an all English dictionary.
①
to buy
②
buying
③
in buying
④
buy
【单选题】
Only about one out of twelve of the young men and women of this country ____ college education.
①
receive
②
receives
③
have received
④
have been received
【单选题】
The boy and his mother were ____ in the burning house.
①
involved
②
trapped
③
enclosed
④
surrounded
【单选题】
____ of whether you are ill or not, I want you to cover the story of today’s conference on the environment.
①
Regardless
②
Despite
③
Even
④
Considering
【单选题】
It is an ____ change that has taken place.
①
amazing
②
attempting
③
awaking
④
amusing
【单选题】
19. Water will continue to be ____ it is today —next in importance to oxygen.
①
how
②
Which
③
as
④
what