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【单选题】
搬运活性指“从物的静止状态变为装卸状态的难易程度”,通常用数字表示,下列数字中,搬运活性最高的是多少级?A.
0
B.
1
C.
2
D.
4
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举一反三
【单选题】Excessive circulation of the lubricating oil with the refrigerant in a refrigeration system will cause______.
A.
carbon deposits on the compressor suction valves
B.
the evaporator temperature to increase
C.
rapid corrosion of the thermal expansion valve
D.
no operating problems
【单选题】The driver was badly injured and needed badly ______. A. operating on B. to be operated C. operating D. to operate
A.
operating on
B.
to be operated
C.
operating
D.
to operate
【简答题】The personality ethic suggests that people are likely to succeed if they have______
【单选题】9 The Protestant ethic, if applied in a certain way, mirrors: (4.1)
A.
the Golden Rule
B.
the conventionalist ethic
C.
the market imperative
D.
the Libertine ethic
E.
the utilitarian ethic
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