Personnel, including rescue workers, should not enter areas where the oxygen concentration is below19.5%, unless provided with a self-contained breathing apparatus (SCBA) or airline respirator.

除非备有自己式呼吸器（SCBA）或空气管呼吸器，任何人，包括救援人员，都不能进入氧浓度低于19.5%的区域。

youdao

Information processing apparatus, storage medium, and data rescue method.

信息处理设备，存储媒体，和数据挽救方法。

youdao

The paper introduces deep submergence rescue vehicle (DSRV) underwater interfacing apparatus, which has four intellectual manipulators, and its hydraulic pressure control system.

本文介绍了具有四只智能机械手的深潜救生艇（DSRV）水下对接装置及其液压控制系统。

youdao

Strathclyde Fire and Rescue Service teams wearing breathing apparatus fought the blaze inside the building, while crews tackled the fire from the outside using large main water jets.

BBC: Scene of blaze at George bar in Paisley

This contrasts with the aftermath of the 1989 earthquake just west of Algiers in which Islamist volunteers and charities upstaged the slow moving state apparatus to take over the rescue and rehabilitation process, earning the Salvation Front much political support.

BBC: Algeria army helps flood victims