ash coal

ash coal 基本解释

[机] 多灰份煤

词组短语

1、hard ash coal [化] 贫烟煤; 硬灰煤; 瘦煤

ash coal 用法和例句

1、Low ash coal is a precondition to develop a new area of coal utilization.

低灰煤是开发煤炭应用新领域的前提。

2、High Ash Coal Washing in Practice at Aiweiergou Colliery Coal preparation Plant

艾维尔沟煤矿选煤厂入选高灰煤实践

3、These borings consist of rock fragments, ash coal and other materials.

这些孔屑包括石头碎片、灰尘、煤渣和其他东西。

4、These borings consist of rock fragments, ash, coal and other materials.

这些孔屑包括石头碎片、灰尘、煤渣和其他东西。

重点词汇

coal n. 煤, 木炭 v. 加煤