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1.a train laden with coal;
一列满载煤炭的火车收藏指正
2.We have manufactured model MRC incoming coal sampler used on railway train and model QRC used on truck.
我厂已研制出门式、桥式、回转悬臂式等形式的入厂煤采样机。收藏指正
3.Something, such as a ship or train, used for carrying or supplying coal.
运煤船，运煤车用于装运或供应煤的工具，例如轮船或火车收藏指正
4.Electric trains have many advantages over those drawn steam engines. There is no smoke to soil the passengers, clothes and the cushions in the train. Because they carry no heavy loads of coal and water, these trains can start and stop with less waste of power. In a station they are silent: there is no steam to produce noise to deafen the passengers.
电气火车比蒸汽火车有许多优点：没有烟来弄脏乘客的衣服和车上的座垫；因为它们没有很重的煤和水的负荷，这种火车不用多少能量就能启动或者停止；在车站时它们很安静，因为没有蒸气发出噪音使乘客震耳欲聋。收藏指正
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