“perforated film”的概念、定义、翻译、参考文献-科学参考

单词	perforated film
释义	perforated film [`pǝr·fǝ´rād·ǝd `film] ^{GRAPHIC ARTS} Roll film containing perforations on one or both sides.
随便看	Down's process Down's syndrome downstream downthrow downtime downward compatibility downward modulation downwarp downwash downwelling downwind downy mildew Dow oscillator dowsing dowsing rod Dowtonian Dowty prop doz dozen dozer D.P. DPCM dpdt switch DPE DPG

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