air-breathing apparatus

基本解釋

Respiratory protective devices - Compressed air line breathing apparatus for use with a full face mask, half mask or a mouthpiece assembly - Requirements, testing, marking.
呼吸保護(hù)裝置。與全罩式面罩、半罩式面罩或口罩一起使用的壓縮空氣導(dǎo)管呼吸裝置。要求、試驗(yàn)和標(biāo)志。
Every man inside the hull is with air breathing apparatus of 6.8-liter with vehicle, so it effectively prevent harmful and poisonous gas to harm crew.
駕駛室內(nèi)每個(gè)乘員都配有車載6.8升空氣呼吸器，可有效防止有害、有毒氣體對(duì)乘員的危害。
The patent reads: A self-contained open-circuit breathing apparatus for use within a body of water naturally containing dissolved air.
這項(xiàng)專利實(shí)質(zhì)如下：一個(gè)孤立的綻放使用的電路呼吸器內(nèi)的水固然含有溶氣機(jī)構(gòu)。