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- The astronauts have special breathing apparatus. 宇航员有特殊的呼吸装置。
- emergency breathing apparatus 救急呼吸器
- Firemen needed breathing apparatus to enter the burning house. 消防队员需用呼吸器械才能进入燃烧著的房屋。
- In emergency situations, wear a self-contained breathing apparatus (SCBA). 紧急形势下，使用自给式呼吸器。
- A trademark used for an underwater breathing apparatus. 水肺，水中呼吸器用于水下呼吸装备的一种商标
- Have your breathing apparatus near you. 保持放毒面具在附近。
- Astronauts have special breathing apparatus. 宇航员有特殊的呼吸装置。
- Have your BA [breathing apparatus] near you! 准备好防毒面具！
- Emergency: Full-protection chemically-resistant suit and self-contained breathing apparatus (SCBA) should be available. 紧急情况：应备有全面保护的化学防护服和自给式呼吸器。
- In emergency situations, self-contained breathing apparatus (SCBA) must be used. 紧急形势下;必须使用自给式呼吸器.
- In emergency situations, self-contained breathing apparatus (SCBA) may be required. 在紧急情况下，可能要求有自给式呼吸器。
- Safety glasses, safety shoes, and leather work gloves are recommended to handle cylinders. In emergency situations, wear a self-contained breathing apparatus (SCBA). 当操作钢瓶时，推荐使用安全眼镜、安全鞋和皮制工作手套。紧急形势下，使用自给式呼吸器。
- Firefighters needed breathing apparatus to enter the burning house. 消防队员需要呼吸器以便进入燃烧的大楼。
- One that works under water, especially one equipped with breathing apparatus and weighted clothing. 潜水员水下工作者，尤指配有呼吸器和加重衣服的水下工作者
- Self-contained breathing apparatus in high vapor concentration. 呼吸防护:在高浓度中使用氧气面罩。
- Emergency: Use self-contained breathing apparatus (SCBA) or positive-pressure air line with full face mask in areas where the fluorine concentration is above 0.1 ppm. 已经清除了氟/氮混合物的系统仍然可能还有氢氟酸。
- Self-contained breathing apparatus (SCBA) may be required. 可能需要用自给式呼吸器.
- The breathing apparatus includes the nose, throat and lungs. 呼吸器官包括鼻、咽喉及肺。
- The breathing apparatus includes the nose,throat and lungs. 呼吸器官包括鼻、咽喉及肺。
- I nearly suffocated when the pipe on my breathing apparatus came adrift. 我的呼吸器上的管子脱落时，我差一点窒息。
