原煤

/ yuán méi /

1
[矿物] raw coal
原煤（raw coal ）是指从地上或地下采掘出的毛煤经筛选加工去掉矸石、黄铁矿等后的煤。煤矿生产出来的未经洗选、未经加工的毛煤也叫原煤。
2
[矿物] run of mine coal
... rumanite 罗琥珀 run of mine coal 原煤 russellite 钨铋矿 ...
3
unprocessed coal
... 前景筹划 long-term development targets 原煤 unprocessed coal; raw coal 远期公约 forward contract ...
4
all ups
... all over work 长壁开采 all ups 原煤 allactite 砷水锰矿 ...

短语

1
将岱河、朱庄等矿原煤调入选煤厂入洗，有效地配合精煤战略的实施。
The Dai River, Zhuzhuang coal mine and other coal preparation plant transferred into the washing and effective implementation of the strategy with the coal.
2
本文阐述了原煤生产的主要特点，提出了降低原煤生产成本的具体措施。
In this avtide we analyzed the producing raw coal Characteristics and pul forward our suggestions of reducing production costs.
3
运用统计方法和耗散结构原理，对原煤灰分产率和构造分异作用的关系进行研究。
The relationship between the raw coal ash content and the structural differentiation was studied by using statistics and the principles of dissipation structures.

原煤
原煤是指煤矿生产出来的未经洗选、筛选加工而只经人工拣矸和杂物的产品。包括天然焦及劣质煤，不包括低热值煤(如石煤、泥炭、油页岩等)；原煤按其成因可分为腐植煤、腐泥煤和腐植腐泥煤三大类；按其碳化程度可分为泥煤、褐煤、烟煤、无烟煤。

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