coal
炭硅肺
coal miner's disease
暂无补充释义。
相关词条
wood coal
fine coal
coal washing
coal-tar solution
coal-tar base
coal dust firing (pulverized coal firing)
weak coal
coal miner's disease
暂无补充释义。
coal
wood coal
fine coal
coal washing
coal-tar solution
coal-tar base
coal dust firing (pulverized coal firing)
weak coal