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固井胶塞
释义
固井胶塞
Encyclopedia
工学
套管程序
释
cementing plug
固井胶塞
由钢丝和环状本体组成,安装在套管外壁,下套管时,用来刮削井壁的泥饼,从而提高水泥环胶结质量的装置。
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pulse power supply
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pulse-shape discrimination
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