“positron depth profiling”的概念、定义、翻译、参考文献-科学参考

单词	positron depth profiling
释义	positron depth profiling [`päz·ǝ´trän `depth ´prō´fīl·iŋ] ^{SOLID-STATE PHYSICS} A technique in which the spread in stopping depths from a low-energy monoenergetic positron beam is measured and used to obtain information on the presence and depth of various crystal defects below the surface.
随便看	ultrasonic cleaning ultrasonic coagulation ultrasonic communication ultrasonic delay line ultrasonic depth finder ultrasonic drill ultrasonic drilling ultrasonic echo ultrasonic flaw detector ultrasonic generator ultrasonic imaging ultrasonic imaging device ultrasonic leak detector ultrasonic light modulator ultrasonic machining ultrasonic medical tomography ultrasonic metal inspection ultrasonic microscope ultrasonic radiation ultrasonics ultrasonic sealing ultrasonic soldering ultrasonic storage cell ultrasonic testing ultrasonic therapy

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