请输入您要查询的英文单词:
单词
blind ram
释义
blind ram
blind ram
[
′blīnd ′ram
]
(petroleum engineering)
A ram on a blowout preventer that acts as the closing element on an open hole; its ends do not fit around the drill pipe, but seal each other and shut off the space below completely.
随便看
r-pvf
rpvh
rpvi
rpvi-aiaf
rpvi-es
rpvl
rpv-nst
rpvo
rpvot
rpvp
rpvs
uranisconitis
uraniscoplasty
uraniscoraphy
uraniscorrhaphy
uraniscus
uranism
uranite
uranitic
uranium
uranium 235
uranium-235
uranium 238
uranium-238
uranium acetate
英语词典包含2567994条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/3/18 0:59:28