unit of coal造句
例句與造句
- Problem and treatment for protection unit of coal electric - drill transfomer
煤電鉆變壓器保護(hù)裝置使用中的問題及對(duì)策 - Analysis and treatment on the common troubles of the hydraulic haulage unit of coal - winning machine
液壓牽引采煤機(jī)牽引部常見故障的分析與處理 - It's difficult to find unit of coal in a sentence. 用unit of coal造句挺難的