It was pointed out that the keypoint in designing the special transducer was its working frequency and crystal Angle according to the coat thickness and flaw location.
根据外套壁厚和裂纹位置特点，提出了专用超声换能器的设计关键在于工作频率和晶片倾斜角。
In order to improve the efficiency of magnetic flux leakage (MFL) testing for tank floors, the flaw location, test data description and visualization from anomalistic signals are studied.
针对储罐底板漏磁检测的实际需要，研究了根据异常数据点进行缺陷自动定位、定量描述及可视化的基本方法。
The vibration testing method on the early crack flaw detection was discussed, but it couldn't give the location and size of the crack flaw.
讨论了振动筛下横梁裂纹的振动检测方法，但尚无法确定裂纹的位置和大小。
The vibration testing method on the early crack flaw detection was discussed, but it couldn't give the location and size of the crack flaw.
讨论了振动筛下横梁裂纹的振动检测方法，但尚无法确定裂纹的位置和大小。
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