dualscatter laser velocimeter

例句：

1. 1. This dualscatter laser velocimeter is used to measure the speed of objects in real-time.
   这种双散射激光测速仪用于实时测量物体的速度。
2. 2. The dualscatter laser velocimeter was able to detect the car's location even in heavy fog.
   双散射激光测速仪即使在浓雾中也能检测到汽车的位置。
3. 3. The dualscatter laser velocimeter is a crucial tool for traffic management and accident investigations.
   双散射激光测速仪是交通管理和事故调查中不可或缺的工具。