initial parameters of shock wave 冲击波初始参量
When water-pressure blasting, initial shock wave parameters in water and shock wave parameters in hole walls are discussed in this paper.
初步探讨了炮孔水压爆破时，水中冲击波的初始参数和孔壁处冲击波参数；应用弹性理论和波动理论推导出了孔壁岩面上的冲击压力。
They concluded that depending on stone burden, shock wave lithotripsy might be a good option for initial treatment of most ureteral calculi in children.
他们得出结论，依赖于结石负荷，冲击波碎石术是大部分儿童输尿管结石初次治疗时的一种好选择。
Vector analysis and shock wave theory are applied to the initial phase during which the contact periphery expands more quickly than the compression wave fronts in the droplet.
对于第一阶段运用矢量分析和激波理论关系，建立了适用于高速撞击条件的非线性激波模型。
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