请输入您要查询的字词:
单词
automatic vertical drilling system
释义
automatic vertical drilling system
Encyclopedia
工学
定向井工具
释
automatic vertical drilling system
自动垂直钻井系统
能够将所钻井段的井斜控制在一定角度范围内(通常不大于3°)的井下闭环自动控制钻井工具组合。
随便看
On Golden Pond
On Governance
Ong qan
On Hatred
On Heavens
On Heroes,Hero-Worship,and the Heroic in History
On How to Collect Materials for Press Photography
On Human and Human's Liberation
On Identifying the Villain
O.Nikolaeva
On Inscriptions
ONIOM method
ONIOM方法
onion
onion aphid
onion flea beetle
onion fly
onion green plum bamboo chrysanthemum pattern silk
onion skin model
onion stem nematode disease
Onishi Yoshinori
Onitsha Market Literature
onium salt
on junction effect
on junction tunnel effect
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:2024/10/2 17:03:01