- 基本释义
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n.
- 1. 煤层
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网络例句
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- The lime-stone rocks bed up against the coal.
石为岩层紧靠着煤矿层。 - A coal miner’s work is not a bed of roses.
煤矿工人的活计可不轻松。 - We emphasize to study and demonstrate the clean coal technology (including water coal slurry, micro coal powder and sulfurization bed etc.), develop, demonstrate and apply the cleaning technology of boiler smoke and exhaust, and natural gas cool and thermal power union supply system.
重点开展清洁煤技术(水煤浆、微煤粉、硫化床等)研究与示范；锅炉烟气净化技术开发与示范应用；天然气冷热电联供系统研究与示范等。 - Coal miners; coal seams; coal haulers.
煤矿工；煤层；运煤工 - associated elements in coal
煤中伴生元素