Such as high-end hotels and other places where the safety of the auxiliary device can choose to install anti pinch infrared sensors to prevent people near the door who caught the door to stay. 3.
如高档酒店和其他地方的人的安全辅助装置可以选择安装防夹红外传感器，防止门附近的人谁抓住了门留下来。
Charging test and safety valve and automatic device adjusting for main compressor (auxiliary compressor).
主气压缩机的充气试验、全阀和自动装置的调整。
The safety valve of grade 2 and 3 auxiliary system is the protective device against the overpressure in the auxiliary system of the first loop.
核2，3级辅助系统安全阀是核电站----回路辅助系统的超压保护装置。
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