英语词汇“positron camera”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	positron camera
释义	positron camera positron camera [′päz·ə‚trän ‚kam·rə] (engineering) An instrument that uses photomultiplier tubes in combination with scintillation counters to detect oppositely directed gamma-ray pairs resulting from the annihilation with electrons of positrons emitted by short-lived radioisotopes used as tracers in the human body.
随便看	surface 2 surface 3 surface-absorbed dose surface acoustic wave surface-acoustic-wave surface-acoustic-wave device surface-acoustic-wave devices surface-acoustic-wave filter surface acoustic wave sensor surface action group surface-active surface active agent surface-active agent surface-actively surface agricole utile surface-air surface air leakage surface air lift surface air temperature surface alloying surface analgesia surface analysis surface analysis by bacterial adherence and scanning electron microscopy surface analysis by resonance ionization of sputtered atoms surface analysis chart

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。