高反差彩色相纸是目前通用优质负一正彩色相纸。

The high-contrast colour paper is commonHgh-quality negative-positive colour paper.

youdao

高反差彩色相纸是目前通用优质负一正彩色相纸。

The high-contrast colour paper is commonHgh-quality negative-positive colour paper.

youdao