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【简答题】
下列选项中可以作为机械自锁的判据_______。
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皮皮学刷刷变学霸
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【多选题】所有照明设备必须使用防水的照明灯具，照明电压不得超过220V，分区域安装增容器、分线盒、闸刀，下列不选用为安全电压的是（）。
A.
50V
B.
55V
C.
36V
D.
45V
【单选题】The first P in the PPP teaching model stands for __________ ， which aims to get learners to perceive the form. and meaning of a structure.
A.
practice
B.
production
C.
presentation
D.
preparation
【简答题】握持机器人手指用一个固定的力 , 通常是用最大可能的力握持物体。 握持根据物体和工作目的不同 , 使用适当的力握持物体。 握力可变或是自适应控制的。
【简答题】The term culture shock was introduced for the first time in 1958 to describe the anxiety produced when a person moves to a completely new environment. This term expresses the feeling of not knowing wh...
【单选题】Which of the following can best replace the phrase 'foot the bill' in the first paragraph?
A.
play football
B.
bring the bill
C.
approve the bill
D.
pay the bill
【单选题】According to Goleman, the biggest difference between the two CEOs described in the first paragraph lies in ______.
A.
their attitude toward their employees
B.
their emotional intelligence
C.
their conventional intelligence
D.
their business strategy
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