美 [ɡæs ˈhelmɪt]
防毒面具，防煤气帽；防毒头兜
a protective mask with a filter; protects the face and lungs against poisonous gases
同义词： gasmask / respirator
... gas hazard meter 有害气体分析器 gas helmet 防毒面具 gas holder 贮气器 ...
... gas heater 煤气取温顺器 gas helmet 防煤气帽 gas holder tank 气体贮罐 ...
... 气体加热，气体暖气 gas heating 防毒面盔 gas helmet 贮气器 gas holder ...
... 气体发生器 gas generator 防毒头兜 gas helmet 储气器 gas holder ...
防毒面具，防煤气帽；防毒头兜
Purchased key Labor Protection Articles, such as safety Helmet, Anti-gas Aspirators must have label of safety assessment.
所采购的关键劳动防护用品如安全帽、防毒口罩等必须有安鉴字样的标签。
The helmet is made of a small, helium gas cylinder with special motion sensors.
头盔由带特殊的运动传感器的小氦气筒组成。
The helmet crew is a professional team for treating the disaster accidents such as the mine fire, mine gas, mine dust, mine water, and roof, etc.
矿山救护队是处理矿井火、瓦斯、煤尘、水、顶扳等灾害事故的专业队伍。
Oviatt testified Monday that within minutes of the first calls, he responded to the theater and found Holmes standing outside in a helmet and gas mask, his hands atop a white coupe that turned out to belong to him.
Outside, the first officer to encounter Holmes -- who was still dressed in body armor, a helmet and a gas mask as he stood near his car -- described him as unnaturally relaxed.
They also found high-capacity magazines, tear gas, a military-style helmet and 10 silencers.
CNN: Renegade ex-cop Dorner died from single gunshot to head