safety protection range的意思|示意

The principle of reactor trip protection system design and setpoint determination is that power plant operation range should be extended as large as possible on the basis of plant safety guaranteed.

在确保反应堆安全的基础上，尽量扩大电厂的运行区域是反应堆停堆保护系统设计以及整定值确定的原则。

Number of people were around, so I will perform to shorten the range, at which the protection of the safety of the audience.

Card Throwing当时周围人数多，所以，我将表演范围缩短，届此保护观众的安全。