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【简答题】
使用N17平车装载货物一件，重40t，货物支重面长度2500mm，如何装载才能避免集重
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【单选题】Laziness is a sin—everybody knows that. We have probably all had lectures pointing out that laziness is immoral, that it is wasteful, and that lazy people will never amount to anything in life. But la...
A.
laziness is a moral sin
B.
there are advantages and disadvantages in being lazy
C.
laziness is the sign of deep-seated emotional problems
D.
lazy people do more careful work
【单选题】Stress Stress is the body's reaction to any change that requires an adjustment or response. The body reacts to these changes with physical, mental, and emotional responses. Stress is a normal part of ...
A.
Y
B.
N
C.
NG
【简答题】见证取样的检测的概念。
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