经对比分析，所得爆破地震波衰减规律公式预测的质点振动速度具有较高的精度。
Through contrasting and analyzing, the particle vibration velocity were forecasted by the orderliness formula of attenuation of blasting earthquake wave is precise relatively.
经与规定的质点振动速度和围岩变形相对允许值比较、分析，认为该工程爆破参数和支护措施是适宜的。
These data are analyzed and compared to stipulate sound particle velocity and permissible value of wall rock. The engineering blasting parameters and timbering measures are suitable for th...
对哈尔滨市一幢16层楼房的爆破拆除过程进行了现场监测，获得了爆破和楼房倒塌过程中引起的地面质点的振动速度、频率等数据。
The demolition process of a 16th floor building in Harbin was monitored, and vibration velocity and frequency of ground particles were obtained during the blasting and collapsing process.
变幅杆作为振幅扩大装置，主要作用是把能量集中，将机械振动的质点位移或速度放大。
As the expansion device of amplitude, horn is used to focus energy and enlarge the mechanical vibration of the particle displacement or velocity.
基于岩石爆破损伤影响范围控制的质点峰值振动速度判据，就临近岩石边坡开挖轮廓面的爆破开挖设计方法进行了探讨。
Basen on the criteria of the peak particle velocity(PPV) for blast-induced damage, the design approach for excavation blasting near contour of rock slope is discussed.
通过数学分析得出振动质点的速度与强迫力之间的相位差。
The phase difference between velocity of vibrate particle and force was analysed.
通过数学分析得出振动质点的速度与强迫力之间的相位差。
The phase difference between velocity of vibrate particle and force was analysed.
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