“direct plummet observation”的概念、定义、翻译、参考文献-科学参考

单词	direct plummet observation
释义	direct plummet observation Encyclopedia 工学位移观测释 direct plummet observation正锤线观测变形体上端悬挂一根不锈钢丝，下挂重锤，直到底部，形成铅垂线，定期测量变形体不同高度处的观测点与铅垂线间的距离，求定观测点相对水平位移量的一种观测方法。
随便看	real projective plane real projective space real property real property survey real quadratic field real quadratic form real quaternion real random variable real-rank real representation real right granted by way of security real right law Real Right Law of the People's Republic of China real root real rotation group real saving Real scene real school real self Real Semantics real sequence real series real simply connected analytic Lie group real singularity real solution

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