gas fugacity 怎么翻译啊?

gas fugacity 怎么翻译啊? gas pockets怎么翻译 gas oxygen 怎么翻译 nerve-gas waste 怎么翻译? 可燃气体报警仪 英文怎么翻译?flammable gas alarm?or combustible gas annunciator? gas是什么意思啊?怎么才能搜到啊? waste gas is flared or vented 怎么翻译? gas station翻译下 能源方面 windows是怎么翻译?t如：hree windows of Utica:oil,wet gas,dry gas Tungsten Inert Gas Welding?翻译一下,什么意思啊? The gas always goes up through the water这句话怎么翻译谢谢 机械图纸中的coupler with female thread gas 1″怎么翻译, the gas is contacted counter-currently with caustic 翻译下 with怎么解释 more humble pedestrians walked through the streets lit with gas lanterns.怎么翻译 gas gas ----GAS---GAS---CAD里的线怎么改变文字内容 switch off the gas fany 翻译