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马头门
mǎtoumén
archit.
ingate
;
in-gate
tech.
horsehead
;
landing bottom
马头门
又称“井筒与井底连接部”。井底车场巷道与立井井筒连接、断面逐渐的过渡段。按立井井筒的功能分为罐笼井马头门和回风井马头 n
mǎtoumén
expl.
ingate
马 头门
:
3 phrases
in 3 subjects
Explosives and Explosive Ordnance Disposal
1
Sports
1
Technology
1
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