总等电位联结导体的截面不应小于装置最大保护线截面的一半,且不小于()。A.25mm2

题型:单项选择题

问题:

总等电位联结导体的截面不应小于装置最大保护线截面的一半,且不小于()。

A.25mm2

B.16mm2

C.10mm2

D.6mm2

考点:电力考试接地接地试卷3
题型:单项选择题

下列哪些病理变化为华支睾吸虫所致()

A.阻塞性黄疸

B.胆管炎及胆囊炎

C.肝硬化

D.诱发原发性肝癌

E.诱发胆结石

题型:单项选择题

单词填空(每小题1分,共10分)

请根据所给首字母或中文提示,写出单词在句中的正确形式。每空只能填一词,将单词完整地写在答题卡上。

小题1:My brother’s schoolbag is small, but Jim’s is b      .

小题2:Look! That is my lovely c      . It’s running after a mouse.

小题3: Please o       the door and come in.

小题4: Miss Qin is a good t      . She teaches English well.

小题5:Don’t ride your bike too f       in the street. It’s very dangerous.

小题6:Boys and girls, please take out your         (钢笔) and write down the new words.

小题7:--- How about this         (红色的) skirt?  --- It’s vey nice. I will take it.

小题8: A girl from a primary school in Guilin was very         (幸运的) to get a free ticket to the 2010 World Expo in Shanghai.

小题9:When you         (接受) a present, you must use both hands. It’s a traditional custom in China.

小题10:The villagers         (庆祝)the Dragon Boat Festival by having a dragon boat race last Wednesday.

题型:单项选择题

2007年江苏省农村劳动力资源总量及构成

注:江苏全省分为苏南、苏中、苏北三个地区

苏南地区21~40岁农村常住劳动力人口比苏中地区多()万人。

A.127.32

B.152.2

C.180.02

D.187.14

题型:单项选择题

目前认为中国人血清TC的合适范围为()

A.<4.20mmol/L

B.<6.20mmol/L

C.<2.20mmol/L

D.<5.20mmol/L

E.<3.20mmoL/L

题型:单项选择题

DNA分子的双链在复制时解旋,这时下述那一对碱基从氢键连接处分开()

A.腺嘌呤与胸腺嘧啶

B.鸟嘌呤与尿嘧啶

C.鸟嘌呤与胸腺嘧啶

D.腺嘌呤与尿嘧啶

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