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1·The innovation and effect analysis of slack coal separation system technology was introduced in Fangezhuang Coal Mine Co.

介绍了范各庄矿业分公司选煤厂末煤分选系统技术改造及效果分析，提出了在改造过程中应注意的问题。

2·At present, horizontal vibrating centrifuge and vertical scraping centrifuge are usually used for common centrifuge of slack coal in coal preparation plant.

目前卧式振动离心机和立式刮刀离心机是选煤厂常用的末煤离心脱水机。

3·The innovation and effect analysis of slack coal separation system technology was introduced in Fangezhuang Coal Mine Co. branch, and some questions in the innovation were suggested.

介绍了范各庄矿业分公司选煤厂末煤分选系统技术改造及效果分析，提出了在改造过程中应注意的问题。

4·When the economy was firing on all cylinders, there was no capacity to spare, but in these slack times China has closed some of its oldest (and most inefficient) coal - and oil-fired power plants.

当经济全速前进时，中国无暇顾及上述问题；但在萧条时期，中国关闭了国内那些废旧(和最没有效率)的煤炭和石油发电厂。

5·So the study on coal slack should be enhanced in order to make it become a sort of resources.

加强对煤矸石利用的研究，以将其资源化。

6·It seems likely that this pace will eventually slack off, but in the mean time, it is certainly driving significant growth in demand for coal, electricity, and other energy products.

虽然似乎看来增长的步伐最终将放缓，但同时，仍在推动煤炭，电力和其它能源产品需求。