用万用表欧姆挡测量时,所选倍率挡应使指针越接近刻度尺的(),读数越精确。A.左边 B

题型:单项选择题

问题:

用万用表欧姆挡测量时,所选倍率挡应使指针越接近刻度尺的(),读数越精确。

A.左边

B.右边

C.中间

D.不变

考点:信号工考试中级信号工中级信号工题库
题型:单项选择题

一只电压表有3V和15V两个量程,实验中用的是3V的量程,而读数时,确按0~15V的量程来读数,读出的示数为6.5V,则实验中测得的实际电压为(  )

A.6.5V

B.1.3V

C.2.5V

D.1.5V

题型:单项选择题

单词拼写。

     根据下列句子及所给汉语注释,写出空缺处各单词的正确形式(每空只写一词)

1.                  (陪同)by the dean,they visited all the students on the playground.

2. We all have great                  (同情) for the victims of the Wenchuan earthquake.

3. Tens of thousands of people have been forced to                  (放弃,遗弃) their homes

    since the civil war broke out.

4. Fresh air is                   (有益的) to our health.

5. One of his                   (志向;雄心) is to become a famous actor.

6. Mr. Smith sent me the                  (相关的) papers on the topic.

7. The students are busy                  (分发) brochures to passers-by to raise the awareness

of environmental protection.

8. There's an                  (丰富的) supply of fruit at this time of year.

9. The old man                  (捐赠) 15,000 yuan to the disaster-hit area.

10. She has a very good                  (关系) with her classmates.

题型:单项选择题

三十六岁初产妇,曾有不孕症病史,G1P0。孕38周,因阵发性腹痛、见红入院。查体:宫高40cm,腹围126cm,B型超声提示双顶径10.2cm,单胎,羊水指数20.6cm。孕期曾行糖耐量试验正常。该孕妇产后最易发生的并发症是()

A.产褥感染

B.胎盘植入

C.胎盘滞留

D.产道损伤

E.产后出血

题型:单项选择题

要特权、态度恶劣、刁难辱骂群众,侵犯公民合法权益的人民警察应予辞退。( )

题型:单项选择题

平均利润形成以后,资本有机构成高的部门获得的平均利润量

A.等于本部门创造的剩余价值

B.大于本部门创造的剩余价值

C.小于本部门创造的剩余价值

D.与本部门创造的剩余价值无关

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