本文介绍一种利用柴油机高压泵喷油管壁上的压力波脉冲信号，来测量柴油机转速的新方法。
The paper introduces a new rotating speed measuring method for diesel engine utilizing pressure pulse signal on the tube wall of high pressure fuel injection system of diesel engine.
最近，在对526名男女的调查中，研究人员发现，在坐地前伸测试中最灵活的人也有最柔软的动脉，这个结果和脉冲波压力测试一样。
In a recent study of 526 women and men, researchers found that those who were the most flexible on a sit-and-reach test also had the most supple arteries, as measured by a pulse-wave pressure test.
根据激波理论，爆炸产生压力脉冲并以压力波的形式传播，既有压缩波也有膨胀波。
According to the shock theory, the ejecta produced by explosion form the pressure pulse, and it spreads in forms of either compression waves or expansion waves.
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