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【单选题】
如图所示,光滑导轨MN水平放置,两根导体棒平行放于导轨上,形成一个闭合回路,当一条形磁铁从上方下落(未达导轨平面)的过程中,导体P、Q的运动情况是( )。A.
P、Q互相靠扰
B.
P、Q互相远离
C.
P、Q均静止
D.
因磁体下落的极性未知，无法判断
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举一反三
【简答题】The third of the principles of scientific management is the bringing of the science and the scientifically selected and trained workmen together. I say “bring together” advisedly, because you may deve...
【简答题】如图所示电路中, I 1 = A , I 2 = A 。
【多选题】The committee of Standard in Public Life set out seven principles that individuals employed ih the public sector should follow. Which of the followihng are included in these principles. Select ALL tha...
A.
Selflessness
B.
Openness
C.
Professionalism
D.
Objectivity
【单选题】Which of the following is NOT one of Taylor’s four principles of management?
A.
Develop a science for each element of an individual’s work, which will replace the old rule-of-thumb method.
B.
Scientifically select and then train, teach, and develop the worker.
C.
Heartily cooperate with the workers so as to ensure that all work is done in accordance with the principles developed.
D.
Provide managers will less work than other employees so the managers can plan accordingly.
【单选题】Which of the following is NOT one ofTaylor’s four principles of management?work, which will replace the old rule-of-thumb methodthe workerall work is done in accordance with the principles developed
A.
Develop a science for each element of an individual’s
B.
Scientifically select and then train, teach, and develop
C.
Heartily cooperate with the workers so as to ensure that
D.
Provide managers will less work than other employees so the managers can plan accordingly
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