请输入您要查询的英文单词:
单词
yielding prop
释义
yielding prop
yielding prop
[
′yēld·iŋ ′präp
]
(mining engineering)
A steel prop which is adjustable in length and incorporates a sliding or flexible joint which comes into operation when the roof pressure exceeds a set load or value.
随便看
rffb
rffc
rffd
rffe
rffec
rf-fel
rfff
rffg
rffi
rf filter
rffit
rffj
rffk
rffl
rffm
rffn
rffo
rffow
rffp
rffpo
rffr
rf-fs
rffs
rffsa
rfft
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:2025/3/28 7:19:57