autopositive

常见例句

Autopositive A class of photographic materials which will yield a positive image from a positive original without an intermediate negative stage.
直接正片一種照相材料,可以無須經中間負片的步驟而把正片原稿複制爲正片。
Autopositive: A class of photographic materials that will yield a positive image from a positive original without an intermediate negative stage.
直接正片:一種照相材料，可以無須經中間負片的步驟而把正片原稿複制爲正片。
autopositive film
自轉膠片