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1·The safety vibration velocity for young foundation concrete adopted in our country is of some safety.

我国现行采用的新浇筑大体积混凝土基础面上的爆破安全振动速度有一定的安全储备。

2·With the laser scanning vibrometer, based on the Doppler effect, the muzzle vibration velocity is measured.

炮口振动速度测试可以采用激光测振仪，它是基于多普勒原理的激光非接触测振技术而研制的。

3·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。

4·A method to obtain the acceleration curve from measured blasting vibration velocity data is proposed in this paper.

提出了一种由实测爆破振动速度数据得到加速度历程曲线的方法。

5·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；

6·Based on the experiment, the relation between ring parameter and vibration velocity of 30204 tapered rolling bearing is studied.

以试验为基础，研究30204圆锥滚子轴承套圈参数与振动速度的关系。

7·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。

8·The sound pressure level at certain distance from the outer shell in flow field is obtained when the vibration velocity of the inner shell is known.

在已知内层壳体振动速度的情况下，计算出流场中距外层壳体一定距离处的声压级。

9·The frequency response function, frequency-domain and time-domain expressions for the longitudinal vibration velocity at the pile top were obtained further.

研究了渐缩自由桩和渐扩自由桩的桩顶纵向振动速度时域曲线特征；

10·Its frequency response is calculated by use of FEM and its vibration velocity sensitivity with respect to its local thickness as a design variable is computed.

基于有限元直接法计算振动板的频率响应，以板局部厚度为设计变量，计算了振动速度对局部板厚度的灵敏度；