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

单词	ultrasonic camera
释义	ultrasonic camera [¦ǝl·trǝ`sän·ik `kam·rǝ] ^ELECTRONICS A device which produces a picture display of ultrasonic waves sent through a sample to be inspected or through live tissue; a piezoelectric crystal is used to convert the ultrasonic waves to voltage differences, and the voltage pattern on the crystal modulates the intensity of an electronic beam scanning the crystal; this beam in turn controls the intensity of a beam in a television tube.
随便看	amorphous sky amorphous snow amorphous solid amortisseur winding amortize amortizement amosite amount limit amount of substance AMP amp ampacity ampangabeite Ampeliscidae ampelite amperage ampere ampere-hour ampere-hour capacity ampere-hour meter ampere meter squared ampere-minute ampere per meter ampere per square inch ampere per square meter

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