It is confirmed that the support vector machine theory can predict the velocity of blasting vibration well.
证明支持向量机理论能较好地预测爆破振动合速度。
Using the data from the monitoring of blasting vibration in three bracing blasts, the response spectra of velocity, acceleration and displacement are fitted out.
利用支撑爆破中三次爆破震动的监测数据，拟合了速度、加速度和位移反应谱曲线。
Through contrasting and analyzing, the particle vibration velocity were forecasted by the orderliness formula of attenuation of blasting earthquake wave is precise relatively.
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。
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.
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。
This paper discusses the vibration velocity of blasting seism and the reaction chart of the blasting vibration, and offers some helpful Suggestions about solving engineering blasting problems.
对爆破地震的振动速度与爆破振动反应谱进行了分析和探讨，为解决工程爆破问题提供了参考意见。
Besides, a basis formula of vibration velocity prediction model that is suitable for multi-row millisecond blasting was proposed.
此外，文中提出了一个适用于多排孔延时爆破振动速度预测模型的依据公式。
On the basis of analysis of the mechanism of seismic effect by blasting, the ground vibration velocity, the safety distance and the damage criterion of the seismic effect by blasting are discussed.
文章在分析爆破地震效应作用实质的基础上，讨论了爆破地震速度、爆破地震安全距离的计算方法以及爆破地震效应的破坏标准。
Lastly, the relationship curve about mining safety and rock blasting can be got through applying Sadov's formula and the equivalence of blasting vibration velocity and acceleration.
最后，应用修正萨道夫斯基回归公式和爆破震动速度与加速度的等效性，求得矿山岩土液化程度与爆破用药量的关系曲线。
On the basis of above-mentioned researches, a reasonable control index of blasting vibration velocity is obtained.
在此基础上得出合理的爆破振动速度的控制指标。
We also found that attenuation of backlash and collapse vibration wave are more rapid than the backlash and blasting vibration wave for the low velocity trait of them.
爆破振动衰减较快，而后座和塌落振动因其低频特性衰减相对较慢。
Radial vibration velocity was larger than that of vertical. Vertical shaft blasting vibration was much affected by shock wave.
立井爆破振动的径向振动速度较垂向振动速度大；
Based on the research result of this test, we pointed out some specific measures, which reduced the impacts of blasting vibration velocity on the primary support.
在本次试验研究成果的基础之上，提出了几条降低爆破振动对初期支护影响的具体措施。
Based on the research result of this test, we pointed out some specific measures, which reduced the impacts of blasting vibration velocity on the primary support.
在本次试验研究成果的基础之上，提出了几条降低爆破振动对初期支护影响的具体措施。
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