respirator〔名词〕口罩,呼吸器详细»
respirator〔名词〕口罩,呼吸器,防毒面具详细»
respirator〔名词〕呼吸器,呼吸面罩详细»
respirator①口罩②防毒面具③呼吸器详细»
respirator〔名词〕口罩,呼吸器,防毒面具详细»
respirator〔名词〕防毒面具详细»
respirator防尘面罩，呼吸罩详细»
呼吸器inspirator;lung;respirator详细»
呼吸器inspirator;respirator;respirometer;respirometre详细»
呼吸器inspirator rebreather respirator详细»
呼吸器respirator;respiratory equipment;resuscitation apparatus详细»