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单词
rotary bushing
释义
rotary bushing
美
英
un.
转盘衬瓦
网络
转盘补心;尚有转盘补心
英汉
网络释义
un.
1.
转盘衬瓦
1.
转盘补心
常用的石油英语单词 - 豆丁网 ... stand 立柱 351.
rotary bushing
转盘补心
352. elevators 吊卡 353. ...
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2.
尚有转盘补心
除方钻杆补心外,
尚有转盘补心
(
rotary bushing
)它介于补心与转盘之间,亦是上方下圆的两块大方瓦,可承坐卡瓦,当下人大直径钻 …
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更新时间:2025/8/9 1:49:57