A testing method which combined of eddy current testing with ultrasonic testing technology was proposed.
本文提出了一种涡流和超声波组合检测连续管的方法。
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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