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【判断题】
在蜗杆蜗轮传动中,蜗轮的转向不仅与蜗杆的转向有关,而且与其螺旋线方向有关。A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】如图所示电路中, I 1 = A , I 2 = A 。
【判断题】Scientifically select and then train, teach, and develop the worker is one of Taylor’s four principles of management. ( )A. √B. ×
A.
正确
B.
错误
【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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