ventilatory assistance
... technical a istance 技术协助；技术援助 ventilatorya istance 接氧气 writ of a istance 给予援助令状 ...
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氧气焊接 [机] oxygen weld
氧气焊接橡胶管 oxygen welding rubber hose
厌氧气接口 anaerobic gas
氧气接头 oxygen connection
氧气接头箱 JTX
氧气管接头 Oxygen tube junction
旅客氧气接通灯 PASSENGER OXYGEN
·2,447,543篇论文数据，部分数据来源于NoteExpress
研究了煤矿安全用复合式氧气瓶缠绕胶接体系中阻燃剂的筛选及阻燃机理。
Flame retardant selection and inflaming retarding principle are researched on winding cementing system of compound oxygen cylinder used for coal mine safe.
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