respirator

常見例句

Because of the problems with SCBA systems, any respirator that you are likely to use will have a filter that purifies the air you breathe.
由于SCBA系統(tǒng)存在的不足，任何您可能用到的呼吸器都會(huì)有一個(gè)過濾器來凈化呼吸所需空氣。
The Department of Health has focused on getting what are known as respirator masks. These have filters, which stop a person breathing in some particles in the air.
衛(wèi)生部重點(diǎn)準(zhǔn)備那些帶過濾裝置的口罩，這種口罩的過濾器可以防止人吸入空氣中的一些微粒。
She also said it was important they were correctly fitted - some of the more expensive respirator masks are molded to fit the face unlike standard masks that can be bought on the high street.
她也說佩戴尺寸合適的口罩很重要——一些比較貴的過濾式口罩是按照人的臉型制作的，不像在大街上就能買到的那些標(biāo)準(zhǔn)口罩。