- 基本解释：冒落线
- caving line 是什么意思及中文翻译：
- 冒落线
caving line 相关例句更多>
- Fire Control at Stop Line of No.4322 Fully Mechanized Caving Face in Xinglongzhuang Mine
兴隆庄矿4322综放面停采线火灾治理
- Coal spontaneous combustion prevention and control technology for coal mining terminal line of overlong fully mechanized top coal caving mining face.
超长综放工作面终采线处煤炭自燃防治技术
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常用英语单词表