请输入您要查询的字词:
单词
openhole cavity completion technology
释义
openhole cavity completion technology
Encyclopedia
工学
煤层气钻井
释
openhole cavity completion technology
洞穴井完井工艺技术
裸眼完井后,人为地在煤层裸眼井段形成一个稳定的大洞穴,以消除钻井时发生的污染,同时在井眼周围形成含有大量张性裂缝的卸载区,扩大煤层的裸露面积,提高井筒周围自然裂隙的渗透性,使井眼与地层之间实现有效连通而达到增产目的的方法。
随便看
A Self-criticism by Du Fu
A Self-Portrait
Asellotans
Asellus Australis
Asellus Borealis
Asellus Primus
Asellus Secundus
Asellus Tertius
ASEM
A Sentimental Journey Through France and Italy
A Sentimental Story
A Separation
aseptic filling
aseptic manipulation equipment
aseptic packaging machinery
aseptic technique
A-sequence
aser
A Servant of Two Masters
A-set
Aset Naymanbay
a set of agricultural machinery
a set of bricks engraved with a variety dramatic show in the Song Dynasty tomb in Xiguan of Wen County
a set of independent units
a set of movements straightening one’s armor before the expedition
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/9/5 10:19:06