drift pillar是什么意思

中文翻译平巷矿柱

网络释义

1)drift pillar,平巷矿柱2)mine roadway pillar,巷道矿柱3)triple-heading room-and-pillar mining,三平巷房柱采矿法4)entry pillar,平巷煤柱5)colliery construct,煤矿平巷6)storage drift,储矿平巷

用法例句

This paper is mainly introduce the experience bring the equipment into colliery construct.

drift pillar是什么意思

网络释义

用法例句

相关矿产英语词汇