“document mark”的概念、定义、翻译、参考文献-科学参考

单词	document mark
释义	document mark [`däk·yǝ·mǝnt ´märk] ^{GRAPHIC ARTS} A small mark on each frame of a roll of microfilm, used by the microfilm reader to keep count of the frames.
随便看	amniochorionic amniogenesis amniography amnioma amnion amnionitis amniorrhea amniorrhexis amnioscope amnioscopy Amniota amniote amniotic fluid amniotome amniotomy amobarbital A mode amodiaquine Amoeba Amoebida Amoebobacter amoeboid fold amoeboid glacier Amor Amor object

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