题目内容

光滑极限量规通规的公称尺寸等于工件的上极限尺寸。

A. 对
B. 错

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通规用于控制工件的体外作用尺寸，止规用于控制工件的提取组成要素的局部尺寸。

A. 对
B. 错

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校对量规是用来检验工作量规的量规。

A. 对
B. 错

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Cet-4-1.12-Exercise 01F) Many members of the immobile class, on the other hand, live in the America of the gloomy headlines. If you have no specialized skills, there's little reason to uproot to another state and be the last in line for a low-paying job at a new auto plant or a green-energy startup. The surprise in the census data, however, is that the immobile workforce is not limited to unskilled workers. In fact, many have a college degree.

A. The doer of a good deed can feel spiritually rewarded even when they gain no concrete benefits.
B. The census data is surprising in that college graduates are also among the immobile workforce.

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Cet-4-1.12-Exercise 02G) Older workers are more likely to have a disability of some sort, perhaps limiting the range of jobs that offer realistic choices. They may also be less inclined, at least initially, to take jobs that pay far less than their old positions.

A. Older workers’ choice of jobs can be limited because of disability.
B. How to achieve mental calmness and contentment is well worth our consideration today.

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光滑极限量规通规的公称尺寸等于工件的上极限尺寸。

A. 对 B. 错

通规用于控制工件的体外作用尺寸，止规用于控制工件的提取组成要素的局部尺寸。

校对量规是用来检验工作量规的量规。

Cet-4-1.12-Exercise 02G) Older workers are more likely to have a disability of some sort, perhaps limiting the range of jobs that offer realistic choices. They may also be less inclined, at least initially, to take jobs that pay far less than their old positions.

A. 对
B. 错