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

单词	reverse circulation cementing
释义	reverse circulation cementing Encyclopedia 工学固井释 reverse circulation cementing反循环注水泥从套管外环空按设计量向井内注入水泥浆，钻井液从套管中空返出，当井底漏失严重使钻井液直接露入地层时，再用钻井液将水泥浆顶替到预定位置的固井工艺。
随便看	frequency indicator frequency instability frequency interval frequency inversion frequency jitter frequency judge approach frequency jumping frequency locking frequency-locking frequency matching frequency measurement frequency measuring equipment frequency meter frequency meter, frequency counter frequency method frequency mixing frequency-modulated cyclotron frequency modulated oscillator frequency modulated wave frequency modulation frequency modulation and control frequency modulation and demodulation frequency modulation, FM frequency modulation laser frequency-modulation laser interferometry

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