当孔隙压力等于上覆岩层压力时,骨架应力()。A、大于零 B、等于零 C、小于零 D、

题型:单项选择题

问题:

当孔隙压力等于上覆岩层压力时,骨架应力()。

A、大于零

B、等于零

C、小于零

D、不确定

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题型:单项选择题
已知等差数列{an}和{bn}的前n项和分别为Sn和Tn,且
an
bn
=
2n
3n+1
,则
S9
T9
=______.
题型:单项选择题

按要求回答问题。    

1.子弹像冰雹一样射过来。     

这是一个比喻句,把____        比喻成____          。     

2.在暴风雨一样的子弹中黄继光站起来了。     

这是一个比喻句,把____        比喻成____           。     

3.战士们像海涛一样向上冲,消灭了阵地上的全部敌人。   

这也是一个比喻句,用____          比____             。

题型:单项选择题

有关尿蛋白测定,错误的是()

A.正常人尿蛋白应为阴性

B.最常用方法是试纸条测定

C.头孢素、青霉素以及X造影剂对检测结果有干扰

D.24h尿蛋白定量是肾病综合征必不可少的实验室诊断指标

E.pH值应控制在9以下

题型:单项选择题

My gloves are worn out. I'd like to buy another _______. [ ]

A. pair      

B. one      

C. it  

D  That

题型:单项选择题

For each blank, choose the best answer from the four choices and write down on the answer sheet.
Web browser is simply a terminal emulator, designed to display text on a screen. The two essential differences between an ordinary terminal emulator and a Web browser are that the browser knows how to deal with (71) , and that it has a mechanism for (72) graphical files. Display text, display graphics, and (73) hyperlinks—there’s 99 percent of the (74) value. That’s not to say that the manufacturers didn’t go all-out to attach a hyperactive efflorescence of useless capabilities onto their browsers. Remember when media channels in the browser were a big deal, instead of the clutter you can’t wait to delete from your favorites of bookmarks menu Remember when client-side Java applets were supposed to become the preferred (75) for application development Remember frames and all their nasty side effects

A.displaying

B.illustrating

C.drawing

D.writing

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