DXP-40电牵引单轨吊机车蓄电池组每个单蓄电池的电压为()伏。A.2 B.3 C.

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问题:

DXP-40电牵引单轨吊机车蓄电池组每个单蓄电池的电压为()伏。

A.2

B.3

C.4

考点:单轨吊司机考试单轨吊司机考试题库
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__    _in a heavy traffic jam in a taxi while you are hurrying to the airport is quite a unpleasant experience.

A.Having caught

B.Being caught

C.Caught

D.Having being caught

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短文填空。

Do you know Sweden?It l    (1)in the north of Europe. It is the fourth largest country in Europe with an area of 450,000 square kilometers and a p    (2) of about 8.5 million. Over one third of them live in the three largest cities, namely Stockholm, Goteborg and Malmo.

More than half of Sweden is c     (3) with trees. It is one of the r    (4) countries in the world. About 100 years ago Sweden became industrialized(工业化). Today less than one third of the people are f      (5).

Sweden is the country where the world-famous Nobel Prizes are awarded. Many people who have been to Stockholm, the c    (6) of Sweden, must have visited the places where Nobel Prizes are awarded.

The first language of Sweden is Swedish. English is the first f    (7)language in schools. Many middle-school students can s    (8) two to three languages. Most of the Swedish people, men and women, o    (9) and young, can speak English. So there is no p    (10) speaking with them in English. 

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男,38岁,间歇性浮肿10余年,伴恶心、呕吐1周。查血红蛋白80g/L,血压20.7/14.7kPa(155/110mmHg),尿蛋白++,颗粒管型2-3个/HP,尿比重1.010-1.012。(以下3题共用题干)

可能的诊断是( )。

A.肝炎后肝硬化

B.原发性高血压

C.慢性肾盂肾炎

D.慢性肾小球’肾炎

E.肾病综合征

题型:单项选择题

下列有关化学键的说法中正确的是

A.化学键主要包括离子键、共价键和氢键等

B.电解质的电离过程也就是化学键被破坏的过程

C.有化学键被破坏的变化一定是化学变化

D.共价化合物中可能含有离子键

题型:单项选择题

对于电磁流量计的特点,下列说法不正确的是()。

A.使用范围广,可测量各种腐蚀性的酸、碱、盐溶液

B.可测量各种悬浮固体颗粒的液体

C.不能用于有特殊卫生要求的医药和食品的流量测量

D.可测量自来水和污水处理的大型管道中的流量

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