1. និយមន័យនៃ Paper Corner Protector Paper corner protector ត្រូវបានគេស្គាល់ផងដែរថាជា edge board, paper edge protector, paper corner, edgeboard, angle paper, or paper angle steel, is made from Kraft paper and cow card paper through a complete set of corner ឧបករណ៍ការពារ...
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