我国煤炭洗选加工相对落后，煤炭加工设备的利用率低。
Process of coal washing falls behind in our country. The utilization ratio of the processing equipments is low.
应加强煤中硒在煤炭洗选、气化等加工和利用过程中迁移转化规律的研究。
The studies on migration and evolution of selenium during preparation and gasification of coal should be strengthened.
在煤炭洗选过程中产生的煤泥虽然具有一定热值，但因颗粒细、含有大量的有害物质而被废弃堆存；
Slurry which is produced during the coal washing process, has high calorific value, but contains a lot of hazardous substances;
增加一条，作为第二十四条：“国家推行煤炭洗选加工，降低煤的硫份和灰份，限制高硫份、高灰份煤炭的开采。”
One article is added as article 24: "the State promotes the dressing of coal by washing to reduce the sulfur and ash in coal, and restricts the mining of high-sulfur or high-ash coal."
炼焦煤的洗选能力也很大，但因煤炭资源分布的特点及优质炼焦煤资源不断减少，在焦炭产量飞速增加的今天出现优质炼焦精煤供不应求的现象。
The capacities of coking coal preparation are also great. Because of the characteristic of coal resources distribution and the decreasing of high grade coking coal today, the supply of high...
动力煤选煤厂大多存在洗选工艺简单、产品结构不灵活、难以适应煤炭市场及环保要求的现状。
Most coal selecting plant for power use have difficulties in simple tech. , single structure, wed capacity in market and negtive ability in meeting the requirements for environment protection.
动力煤选煤厂大多存在洗选工艺简单、产品结构不灵活、难以适应煤炭市场及环保要求的现状。
Most coal selecting plant for power use have difficulties in simple tech. , single structure, wed capacity in market and negtive ability in meeting the requirements for environment protection.
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