为了保证塔机的正常与安全使用，我们必须强制性要求塔机在安装时必须具备规定的安全装置。

In order to ensure the normal and safe use of the tower, we have a mandatory requirement in the installation of tower crane safety device must have specified.

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做为一个救生装置, 你会认为生产商会用防呆设计的(fool proof,人机工学词汇,也可意译为"万无一失的"--译者注) 方法来保证车辆中座椅的安全.

This is a life-saving device and you would think that manufacturers would want to implement a fool proof way to secure the seat in the vehicle.

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逆变器主电路的可靠性是变频器等功率转化装置安全合理使用的保证。

The reliability in power circuit of inverter is assurance for VFD and other power transfer application.

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