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【单选题】
工件的六个自由度全部被限制,它在夹具中只有唯一的位置,称为A.
六点部分定位
B.
六点定位
C.
重复定位
D.
六点欠定位
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皮皮学刷刷变学霸
举一反三
【单选题】An individual who is working on the satisfaction of physiological needs has essentially satisfied which needs?
A.
Safety
B.
Empowerment/authority
C.
Esteem
D.
Self-actualization
E.
None of the above
【单选题】Which of the following are expected to write good diaries by the author?
A.
Those who are satisfied with their life.
B.
Those who are satisfied with themselves.
C.
Those who let things pass into oblivion.
D.
Those who have something to calm down.
【单选题】In the experiment conducted by Mr. Weitzman,the doctor who is on duty does not work the same time each day_____.
A.
in order to observe the abnormal behavior. of the people at different times
B.
so as not to be recognized by the people
C.
so as to avoid indicating to the people what time it is when he starts work
D.
so as to leave the people's circadian rhythms in disorder
【简答题】出境货物报检时应向检验检疫机构提交哪些单据?
【单选题】They are looking for a ______ experienced secretary who is capable of organizing a busy sales office.
A.
chartered
B.
mature
C.
graduated
D.
polished
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