The deep formation has a high degree of hardness and abrasivity;the bit type selection is difficult and the ROP is low especially under the high density mud.
深部井段地层的硬度高、研磨性强，钻头选型困难，特别是在高密度条件下机械钻速低。
网站首页 情感咨询 情感美文 情感百科 情感生活 学习充电 旧版美文
| 词汇 | bit type |
| 分类 | 英语词汇 英语翻译词典 |
| 释义 |
bit type
英语例句库
The deep formation has a high degree of hardness and abrasivity;the bit type selection is difficult and the ROP is low especially under the high density mud. 深部井段地层的硬度高、研磨性强，钻头选型困难，特别是在高密度条件下机械钻速低。 |
| 随便看 |
|
依恋情感网英汉例句词典收录3870147条英语例句词条，基本涵盖了全部常用英语单词的释义及例句，是英语学习的有利工具。