“primary cementing”的概念、定义、翻译、参考文献-科学参考

单词	primary cementing
释义	primary cementing Encyclopedia 工学固井释 primary cementing常规注水泥用相关设备把配置好的水泥浆从套管内注入，从套管柱（串）底部沿环形空间上返到预定井深，以达到设计段的套管与井壁间的有效封固的方法。
随便看	sound power level' sound power meter sound premix Sound Press Ethics sound pressure sound pressure, acoustic pressure sound pressure level sound pressure meter sound pressure sensor sound probe soundproof soundproof for door and windows Sound-Proofing Felts and Blankets sound proof material sound propagation coefficient sound propagation in buildings sound pulse sound quality sound quality assessment sound quality of internal combustion engine sound radiated meter sound radiosity sound-ranging sound ray sound ray tracer

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