The result express: the anastomotic degree of the practice dewatering quantity by mining a setcoal and the model calculation result is higher.
结果表明：开采A组煤实际疏干水量与模型计算结果吻合程度较高。
2
Subject this whether coal gas stand administrative system, main content include system , system set up , daily business , inquire count , odd pieces of module of helping etc..
本课题是煤气站管理系统，主要内容包括系统、系统设置、日常业务、查询统计、帮助等几个模块。
3
Zhang had set off this morning from the coal mining area in Inner Mongolia.