论文部分内容阅读
题 目 总期号刊期页次 题 目 总期号刊期页次 ·总 论· f大家动手办好《建井技术))加快建井速度缩短建井周期通过含水地层的凿井方法 。加快立井井简开凿速度的几个 问题 ‘从开滦煤矿建井实践看缩短建 井工期的技术途径积极搞好调整加快煤炭开发李建平同志在全国煤炭工业基 ?
The title of the total period issue page title of the total issue of the period issue page · General · f we start a good "Well Construction Technology)) to speed up the construction of wells to shorten the drilling cycle through aquifer formation sinking method. Speeding up the speed of shaft and shaft to cut a few questions’ From the practice of Kailuan coal mine construction to shorten the construction period of technical ways to actively improve and speed up coal development Comrade Li Jianping in the national coal industry base?