英语翻译1.“Coal” means legal steaming coal produced for the Sell

英语翻译Coal produced by Xiangshui feeds Pannan Power Station in 英语翻译The contract for delivery of the first coal shearer has 英语翻译For generations coal and oil have been regarded as the t ____ the temperature might drop,coal was prepared for warmin __ the temperature might drop,coal was prepared for warming. 翻译 take coal for instance 英语翻译Coal Transportation---The Face ConveyorThe armored face 英语翻译METHODSMine characteristicsThe coal mine in the Mbeya Re 英语翻译The Office of Coal,Nuclear,Electric and Alternate Fuels the use of coal and what are the differences between 'hard coal' and 'soft coal' Ten thousand tons of coal were produced last