便携式 B 超 | |
med.appl. | portable Type-B ultrasonic |
声 波 | |
compr. | acoustic wave |
声波 | |
avia. | acoustic oscillation |
expl. | acoustic wave |
hydroel.st. | sound wave; acoustic wave; sonic wave |
测厚仪 | |
met. | calibrator; gaugemeter |
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portable Type-B ultrasonic |
便携式超 : 6 phrases in 6 subjects |
Aviation | 1 |
Electronics | 1 |
General | 1 |
Metallurgy | 1 |
Space | 1 |
Technology | 1 |