“special shaft-sinking method”的概念、定义、翻译、参考文献-科学参考

单词	special shaft-sinking method
释义	special shaft-sinking method Encyclopedia 工学特殊凿井法释 special shaft-sinking method特殊凿井法在不稳定的含水地层或在含水量大的稳定地层中，为加固井筒围岩或隔绝水流等而采用的凿井方法。
随便看	velocity curve velocity-density reconstruction velocity-density relation velocity determination velocity dispersion velocity-distance relation velocity distribution velocity distribution function velocity distribution law of ideal gas molecules velocity ellipse velocity ellipsoid velocity field velocity-flow relation velocity for erosion and sedimentation control velocity gain guidance velocity gradient velocity-gradient force velocity-gradient tensor velocity hodograph velocity in free space velocity loss coefficient of turbine guide vanes velocity matching velocity measurement velocity measurement of radio navigation velocity measurement quantity

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