room-and-pillar mining
美式发音
英式发音
词典收录
| 英文单词： | room-and-pillar mining |
|---|---|
| 中文翻译： | un. 房柱法开采 [网络] 房柱式采煤法；房柱式开采 |
词汇解析
un. 房柱法开采
[网络] 房柱式采煤法
房柱式开采
常见用法
room-and-pillar mining 的常见用法：
- the room-and-pillar mining
- to room-and-pillar mining
- room-and-pillar mining of
最新更新单词
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vertical curve concave upwards
更新时间：2025-04-24 13:50:58