on coal meaning in English
靠近煤矿
Examples
- Improvement of drive set on coal feeder in 670 t h boiler
锅炉给煤机驱动装置改进 - Electroless plating apply on coal preparation machine
化学镀在选煤机械上的应用 - Analysis on coal quality at light mining face in
中厚煤层轻放回采煤质问题分析 - Factor analysis of continuous miner on coal lump
连续采煤机参数对煤块度影响的分析 - Discussion on coal enterprise management audit content
浅谈煤炭企业管理审计的内容