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单词
drill-string stabilizer
释义
drill-string stabilizer
Encyclopedia
工学
井下工具
释
drill-string stabilizer
钻柱稳定器
使钻柱轴线靠近井眼中心从而控制井眼曲率的工具。又称扶正器。
随便看
unfold
unfoldase
unfolding
unfolding of reflective prism
Unforgettable Battle
unformatted
unformatted capacity
unformed
unfreezing operations
Ungava Peninsula
ungerade
ungerade state
ungerade state, u-state
UN Global Road Safety Week
ungrouped meteorites
ungsten-carbide bit
unguiculus
unguided
unguided medium
unguifer
Unguja Island
ungula
ungula of a cone
ungula of a cylinder
ungula of a prism
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更新时间:2026/2/17 13:41:21