跳伞氧气瓶
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跳伞用氧气瓶
paraballon
高压消防氧气瓶
high-pressure firemen’s breathing apparatus cylind
可携式氧气瓶
carry-around oxygen bottle
煤气氧气炉
gas-oxygen burner
纳米氧气气泡
oxygen nanobubble
手提式氧气瓶
walk-around bottle
氧气瓶
Oxygen cylinder
oxygen bottle
oxygen gas cylinder
oxygen bomb
air bottle
welding bottle
bomb
氧气瓶爆炸
Explosion of oxygen cylinder
氧气瓶车
oxygen cylinder car
氧气瓶阀
oxygen cylinder valve
Valves for oxygen cylinders
氧气瓶胶圈
oxygen cylinder rubber ring
氧气瓶试验
oxygen bomb test
氧气气氛
oxygen atmosphere
氧气气柜
oxygen pot
氧气气化
oxygen gasification
air gasification
氧气气化炉
oxygen-blown gasifier
氧气氧化
dioxygen oxidation
oxygen oxidation
Oxidation
空气瓶气室
air vessel
氢气气瓶
hydrogen cylinder
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