“ultrasonic inspection”的概念、定义、翻译、参考文献-科学参考

单词	ultrasonic inspection
释义	ultrasonic inspection Encyclopedia 工学〔火电厂检测〕释 ultrasonic inspection超声波检测把超声波探头产生的超声波传入材料内部，由一截面进入另一截面时，在截面边缘发生反射，再由换能器接收超声波，并将超声波转换成电信号来检查构件缺陷的一种方法。
随便看	curlicue fractal Curling curling of Winter Deaflympics curl of a vector field curl of discontinuity curl point curl theorem curly brace curly-grass fern family curly-grass ferns curlytop knotweed curoid Curonian Spit National Park currant family currencies of Qin and Han Dynasties currency currency circulation currency criminal cases currency hierarchy currency issuance reserves currency issue currency issue for economic purposes currency issue for fiscal purposes currency issue system currency management

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