“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	quadratic reciprocity quadratic reciprocity law quadratic reciprocity theorem quadratic recurrence equation quadratic representation quadratic residue quadratic residue modulo m quadratic residue symbol quadratic residue theorem quadratic risk quadratic root quadratics quadratic sieve quadratic sine quadratic smoothing quadratic solitons quadratic space quadratic space of a quiver quadratic square quadratic stability quadratic stabilizability quadratic stabilization control quadratic Stark effect quadratic sum quadratic surd

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