Safety relief valves shall be labeled for relief pressure rating.

安全减压阀要有标示，标明压力释放级别。

youdao

Safety relief valve is used to protect the machine and operator shall not be adjusted.

溢流阀是用来保护机器和操作人员的安全的，不得任意调整。

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Also all safety relief valve line branch line and tubing line for instrument will be dried and purged.

此外，所有安全卸压阀、支线和仪表管线应进行干燥和吹扫处理。

youdao

Over the next few months, eligible individuals who do not present a risk to national security or public safety will be able to request temporary relief from deportation proceedings and apply for work authorization.

WHITEHOUSE: President Obama Speaks on Department of Homeland Security Immigration Announcement | The White House

Waterways Operation Manager Matt Carter said the trial would not compromise safety as work would still be carried out by relief staff already used by the agency to provide cover when resident keepers are unavailable.

BBC: Goring Lock

Visitors try to empathise with victims and imagine the motivations of the perpetrators, he says, and then visitors have a sense of relief that they can step back into the safety of their own lives.

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