All equipment has been demonstrated for proper operation.
已演示培训了所有设备的正常操作。
Shirley: I think proper personnel transfer is good for the operation of the company.
雪莉：我认为适当的人事调动有利于公司运作。
Books with instructions for proper maintenance and operation of the airplane systems.
为能正确地维护和操作飞机系统而编写的说明书。
The installation position is proper and easy for operation.
安装的位置是可以的，便于操作。
The installation position is proper and easy for operation.
安装的位置是可以的，便于操作。
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