下列钻井液的漏失速度最大的是()漏失。A、渗透性 B、裂缝性 C、溶洞性 D、不确定

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问题:

下列钻井液的漏失速度最大的是()漏失。

A、渗透性

B、裂缝性

C、溶洞性

D、不确定

考点:钻井液工考试高级钻井液工高级钻井液工题库
题型:单项选择题
用方框中所给单词的适当形式填空,使短文通顺、正确、连贯。
we,  leave,  rich,  snow,  when,  say,  remember,  with,  something,  baby
 
On a ___小题1:___ evening, a rich lady was standing by the road. She was very worried. Her car had broken down. Just then a poor man, Robert, came. He was on his way back home from work as usual.
The lady thought, “Is the man going to help me? He looks very cold and hungry. ” But to her surprise, he stopped and said __小题2:___ a smile, “What’s wrong, madam?” The lady told him what was happening.
After forty minutes, the car was at last fixed by Robert. The lady wanted to pay him. “No, that’s ___小题3:___, madam. ” he said, “I was just helping someone in need. If you really want to pay me back, I hope ___小题4:___ you see someone in trouble, you can give him a hand. ” A few minutes later, the lady saw a shabby (破旧的)house by the road. She ___小题5:___ Robert’s words, so she stopped. The hostess(女主人) warmly asked her in. The lady could see that was not a ___小题6:___ family and they needed help. When the hostess was making tea in the kitchen, the lady ___小题7:___ 500 dollars on the table and went away quietly. Robert came home later than before, thinking how hard their life was. Their ___小题8:___ was to be born the next month but there wasn’t enough money. His wife went up to him, gave him a kiss and ___小题9:___softly, “Don’t worry, dear! Everything’s going to be all right. A stranger has helped us out. ”
Let’s always be ready to help others because helping others is helping ___小题10:____.
题型:单项选择题

肾毒性物可引起急性肾功能衰竭,下列不具肾毒性的是()。

A.四氯化碳、铋、汞、磺胺

B.庆大霉素

C.X线造影剂

D.蛇毒

E.青霉素

题型:单项选择题

某地勘察资料如下:该场地的卓越周期为()s。

A.0.13

B.0.23

C.0.33

D.0.43

题型:单项选择题

患者,男性,52岁,有乙肝病史30年,钡餐示食管壁张力减低,蠕动减弱,钡剂排空延迟,并在食管下段见到串珠状充盈缺损,应首先考虑()

A.食管癌

B.食管下段静脉曲张

C.反流性食管炎

D.黏膜下平滑肌瘤

E.贲门失弛缓症

题型:单项选择题

下列设备中,属于计算机外存储器的有( )。

A.软盘

B.硬盘

C.RAM

D.文件

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