light proof paper

... 折报机newspaper folding machine 遮光纸，耐光纸light proof paper 遮光blackout ...

 masking paper

... 遮避角 masking angle 遮光纸 masking paper 城墙 masonry citywall ...

 goldenrod paper

... goldenrod paper 遮光纸 pale goldenrod 苍麒麟色 ; 淡金黄 Canadian Goldenrod 加拿大秋麒麟草 ...