甲烷作为瓦斯、天然气、沼气等的主要成分，是易燃易爆气体。
Methane is inflammable and explosion hazard gas as the basis of mash gas, firedamp and rock gas.
甲烷是易燃易爆气体，是矿井瓦斯及天然气等多种气体燃料的主要成分。
Methane is an inflammable and explosive gas and a major constituent of mine atmospheres, natural gas and gas fuels.
但液化气是易燃易爆的物品，随着起用量不断增加，它在运输和贮存过程中发生的爆炸事故，对人类正常的生产和生活造成了严重威胁。
Because lpg is combustible and explosive material , with increasing of its consuinption , accidents of lpg occur somctimes in transportation and storage.
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