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

单词	freezing shaft-sinking method
释义	freezing shaft-sinking method Encyclopedia 工学特殊凿井法释 freezing shaft-sinking method冻结凿井法在开凿井筒前，将井筒周围含水层用人工制冷方法冻结成封闭的圆筒形冻结壁，以抵抗地压并隔绝地下水与井筒的联系，在冻结壁的保护下进行掘砌作业的特殊凿井法。
随便看	simultaneous actuation simultaneous algebraic equations simultaneous altitude simultaneous analysis and optimization design simultaneous approximation simultaneous auroral multi-balloon observation simultaneous character simultaneous collective measurement simultaneous collision simultaneous comitant simultaneous confidence intervals simultaneous confidence regions simultaneous congruences simultaneous counting simultaneous death rate simultaneous diagonalization simultaneous differential equations simultaneous differential imager simultaneous Diophantine approximation simultaneous discrimination simultaneous distribution simultaneous eigenfunction simultaneous eigenfunctions simultaneous eigenstate simultaneous engaging/disengaging of rollers

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