The operating distance of a laser radar system is determined on pulse energy, pulse width, beam divergence angular, atmosphere attenuation, target reflection, receiver sensitivity and so on.
激光雷达系统的作用距离由下列因素决定：脉冲能量、脉冲宽度、光束发散角、大气衰减、目标反射率和接收机灵敏度等。
Much attention is payed to the uniformity of pump beam in different condensing cavities. The output energy and pulse width are tested with different output mirror transmission.
重点研究了不同聚光腔的泵浦光场均匀性，同时在使用不同透过率输出镜时对激光输出能量和脉宽进行了测试。
The results show that the rational combination of welding parameters such as the laser power density, the welding speed, the pulse frequency and pulse width influence the quality of the weld beam.
焊接过程中合适的保护气体及其送气方式也是十分必要的。大量试验表明，激光功率密度、焊接速度、脉冲宽度和脉冲频率四个参数的合理组合是实现不锈钢薄板焊接的关键因素。
Respectively, the width-pulse laser beam measured the output of the devices, methods and test results have been survey by the laser beam analyzing system.
然后分别描述了用光束质量分析仪器对宽脉冲激光器输出光束进行测量的装置、方法和测试结果。
Respectively, the width-pulse laser beam measured the output of the devices, methods and test results have been survey by the laser beam analyzing system.
然后分别描述了用光束质量分析仪器对宽脉冲激光器输出光束进行测量的装置、方法和测试结果。
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