摘要
本文讨论了勘查阶段对煤层灰分的评价问题 ,煤层灰分直接影响煤炭开发的经济效益。今后的工作中应尽可能地考虑各种因素对煤质的影响 。
The paper discusses the appraisal question of coal bed ash during exploration phase and direct impacts on coal development to economical benefit. Therefore we should fully further consider each factors of coal quality, in order to supply realistic coal data.
出处
《内蒙古地质》
2001年第3期32-36,共5页
Geology of Inner Mongolia
关键词
采样规程
夹矸及伪顶底
综合评价
sampling rule
parting and false roof bottom
synthetic appraisement
