“narrow beam”的概念、定义、翻译、参考文献-科学参考

单词	narrow beam
释义	narrow beam [¦nar·ō `bēm] ^PHYSICS In measurements of the attenuation of a beam of ionizing radiation, a beam in which the scattered radiation does not reach the detector.
随便看	stable bundle stable element stable equilibrium stable factor stable graph stable homeomorphism conjecture stable isobar stable isotope stable local oscillator stable nucleus stable orbit stable platform stable strobe stable vertical stack stack automaton stack cutting stacked antennas stacked array stacked-beam radar stacked-dipole antenna stacked-job processing stacked loops stack effect stacker

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