overhead vapours 塔顶蒸汽
poison vapours 毒蒸气 ; 毒云术
toxic vapours or gases 有毒雾气或气体
give off vapours 放出蒸气
noncondensable vapours 不凝性蒸汽
Oil vapours 油蒸气
nitrous vapours 亚硝蒸气
PETROL VAPOURS 汽油气
AM vapor
N-VAR Vapour consists of tiny drops of water or other liquids in the air, that appear as mist. 蒸汽
...water vapour.
…水蒸气。
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