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井下燃爆
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井下燃爆
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井下燃爆
空气钻井或雾化空气钻井中钻遇油气层时,天然气和原油等烃类物质与含氧气体混合后,在混合物达到燃爆范围并有着着火条件的情况下,井下就可能发生燃爆,造成烧坏钻具、井眼报废等难于处理的恶性事故,给钻井带来巨大损失的情况。
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AHVC
A. H. Wilson
a hypothesis that the initials niang and ri belong to the ni in old Chinese
a hypothesis that there are complex consonants in old Chinese
a hypothesis that there are no labiodental in old Chinese
a hypothesis that there are no laminals in old Chinese
a hypothesis that there are voiceless nasal and lateral in old Chinese
a hypothesis that there is no departing tone category in old Chinese
a hypothesis that the yu initial at the fourth division belongs to the ding initial in old Chinese
a hypothesis that the yu initial at the third division belongs to the xia initial in old Chinese
a hypothesis that tonal distinctions are merged in old Chinese verses
A. H. 威尔逊
AI
AIAA
AIB
AIBD
Aibi Hu Wetland National Nature Reserve
AIBN
AIC
AICCM
AIC criterion
AIChE
AIChE Journal
Aichi Biodiversity Targets
Aichi Prefectural Ceramic Museum
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