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词汇
underground of mine
释义
underground of mine
基本
例句
煤矿井下
In the mine drainage system many drainage pumps must work correspondly.
摘要在煤矿井下的排水系统中，需要多台排水泵协调地工作。
The State shall take special protective measures for miners working in underground coal mines.
国家对煤矿井下作业的职工采取特殊保护措施。
随便看
gasinlet
gas inlet
gas-inlet
gas inlet casing
gas inlet chamber
gas inlet degree
gas inlet housing
gas inlet nipple
gas inlet pipe
gas inlet plug
gas inlet port
gas inlet position
gas inlet pressure
gas inlet valve
gas-in-oil concentrations
gas, inorganic
gas in place
gas input
gas-input well
gas inrush initial velocity
gas in solution
gas inspect
gas inspection
gas inspection system
gas in spinel canal
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更新时间：2026/8/10 19:20:24