国家标准规定大径为普通螺纹的公称直径。( )

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问题:

国家标准规定大径为普通螺纹的公称直径。( )

考点:机械基础技能鉴定考核高级机械技能鉴定全国职工职业技能鉴定考核机械基础高级
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阅读理解。

    The big red American car was much too wide for an English country road. When Jack saw it coming

toward him. he stopped his own car at the side if the road to make room for it to past. The American car went

slowly past, so close that he could see the driver's face quite clearly.   

     "Where have I seen that face before?" he thought., ''Wait a minute! I remember now. It was in the

newspaper!'"He took out the newspaper from his bag, turned quickly to the middle page. There was a picture

of the face in it. Yes, it bad a large mouth and small ears., and his eyes were behind dark glasses. 

     "Wanted by the police," read by Jack. "The City Bank will give a lot of money to anyone who helps the

police to catch this man.."   

    "Call the police at once," he said to himself. But a few minutes later, he was sad. "This man was caught this

morning," answered the police..

1. In which country did the story happen?   

A. It happened in America.   

B. It happened in Australia.  

C. It happened in England.   

D. The story didn't tell us.

2. Why did Jack stop his car?  

A. He wanted to see who the driver was.   

B. He didn't want to pass by first.  

C. The road was too narrow for the two cars to pass at the same time.   

D. Because it was good for an Englishman to stop to let other go.

3. Who was wanted by the police in this passage?   

A. Jack.   

B. The driver in the American car.   

C. Either Jack or the driver.   

D. Neither Jack nor the American driver.

4. What did Jack do when he had read the newspaper again?   

A. He drove to the City Bank.   

B. He drove to the police.   

C. He made a telephone call.   

D. He stopped the American car.

5. Who caught the man with a large mouth and small ears?   

A. The police.      

B. Jack.   

C. Nobody.        

D. The American driver.

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下列关于原发慢性肾上腺皮质功能减退症患者实验室检查的描述中,不正确的是()。

A.可有低血钠

B.可有高血钾

C.常有正细胞正色素性贫血

D.血白细胞分类示中性粒细胞增多、淋巴细胞相对减少和嗜酸性细胞减少

E.基础血、尿皮质醇常降低,但也可接近正常

题型:判断题

下列说法正确的是

A.重力的方向总是竖直向下的

B.压力、支持力的方向总是垂直于接触面的

C.滑动摩擦力的方向总是与运动方向相反

D.轻绳的拉力方向总是沿着绳子的

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1957年,若名小说《在路上》在美国出版,作者借书中人物之口发问:“……你的道路是什么,老兄?——乖孩子的路,疯子的路,五彩的路,浪荡子的路,任何的路。到底在什么地方、给什么人,怎么走呢?”下列作品与《在路上》风格一致的是()

A.《西风颂》

B.《等待戈多》

C.《人间喜剧》

D.《十日谈》

题型:判断题

60AT-12号单开道岔侧向过岔速度为()km/h。

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