Ảnh chuẩn theo tiêu chuẩn ASTM D4685

Ảnh chuẩn theo tiêu chuẩn ASTM D4685
ỨNG DỤNG

A set of six photographic standards for pile retention of corduroy fabrics. These photos are used to evaluate and compare the specimens after exposure to a specified number of abrasion cycles on face and back separately.

TIÊU CHUẨN

ASTM D4685

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