从而为精确测定炮口速度提供了一定的理论基础。
A certainty basic foundation for precision determine the cannon ostium velocity are offered.
方法利用区截测速原理，提出了一种炮口速度的测试方法。
Methods According to paired position testing theory a method for testing muzzle velocity is offered.
SH 1装备一套计算机火控系统，用一个炮口速度传感器直接反馈数据到火控计算机。
The SH1 is equipped with a computerised fire-control system, with a muzzle velocity sensor which feed the data directly to the fire-control computer.
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。
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。
With the laser scanning vibrometer, based on the Doppler effect, the muzzle vibration velocity is measured.
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