v value造句

• The method to reduce p - v value of the interferograms and the testability of all kinds of near - cylindrical surfaces under the testing set are discussed
  讨论了降低干涉图p - v值的方法以及不同面形的近柱面在该装置下的可检性。
• Before rock failure , it is found that ae distributed densely , and the coming fracture will occur in the density center of high magnitude events , and ae ratio of frequency grows greatly . these precursors can be presented by the change of b value , a t value and the contour of v value . prefab crack systems in the specimen will affect the fractures hi rocks
  关于岩石破裂过程中一些物理量的变化，发现在岩石破裂前，主破裂发生的区域先出现大能级声发射的密集分布；在岩石加载的临界状态，大能级的声发射数量大量增加；在接近临界时，大能级声发射事件在失稳前频度突然加快。