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瓦斯突出
wǎsī tūchū
hydroel.st.
gas burst
railw.
gas outburst
tech.
outburst
瓦斯突出
煤矿井下,在巷道掘进过程中有时会突然发生大量瓦斯、煤尘和岩粉一起喷岀的现象,而且往往还夹杂一些煤块和岩石,容易对人和设备造成伤害。在这种情况下,应事先钻孔抽取瓦斯或采取诱导〈减压〉爆破的方法来防止这类灾害的发生
wǎsī tūchū
expl.
gas outburst
瓦斯突出:
5 phrases
in 2 subjects
Explosives and Explosive Ordnance Disposal
2
Technology
3
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