... Ultrasonic Line Testing 超声波在线探伤 Ultrasonic velocity testing 声速测量 Full peripheral ultrasonic thickness testing 全周边超声波厚度检测 ...
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The relationship between ultrasonic velocity and compression strength was set up by regression analysis of the testing data.
对试验结果进行了回归分析，建立了钢纤维混凝土超声波声速与抗压强度之间的关系曲线。
Till now, the testing method for the elastic wave velocity of rock specimens with ultrasonic waves is basically the travel time testing method.
迄今为止，岩石样品弹性波速的超声波测试基本上是采用波动走时的测定方法。
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