“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	William Edward Boeing William Edward Burghardt Du Bois William Eggleston William Ellery Channing William Emmanuel Abraham William Empson William Ernest Hocking William Ernest Stephen Turner William Eugene Smith William Ewart Gladstone William Fagg William Farquhar Conton William Faulkner William F. Birdsall William Fielding Ogburn William Foote Whyte William Forsythe: Improvisation Technologies A Tool for the Analytical Dance Eye William Foxwell Albright William Francis Giauque William Froude William Gaddis William Gallacher William Gaskill William Gemmell Cochran William George Hayden

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