“casing centralizer”的概念、定义、翻译、参考文献-科学参考

单词	casing centralizer
释义	casing centralizer Encyclopedia 工学套管程序释 casing centralizer套管扶正器安装在套管本体上，能够使套管居于井眼中心，用以减小套管下放时的阻力和发生黏卡，有利于提高水泥浆的顶替效率和水泥环厚度分布均匀的装置。
随便看	primitive commune system primitive complex symplectic manifold primitive concept primitive connective primitive cosmic ray Primitive Culture primitive cycle primitive differential form primitive dispersion set primitive divergent diagram primitive divisor class primitive element primitive equation primitive errors of process system primitive extension primitive field extension primitive form primitive formula primitive frame primitive function primitive generator primitive group primitive group action primitive group of permutations primitive group of transformation

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