dromometer是什么意思

n.速度计

1. The dromometer is a crucial tool for monitoring the performance and safety of locomotives. (这个dromometer对于监测机车的性能和安全非常重要。)

2. The engineers used a dromometer to measure the temperature of the train's wheels during the test. (工程师们在测试期间使用了dromometer测量火车车轮的温度。)

一种用于测量动力机车轮胎内部温度和车轮转速的仪器