（Tuam Tshoj） YYP10000-1 Crease & stiffness Tester Sample Cutter

I. Kev Taw Qhia:

Lub tshuab txiav qauv crease & stiffness yog qhov tsim nyog rau kev txiav cov qauv uas xav tau rau kev sim crease & stiffness xws li ntawv, cardboard thiab daim ntawv nyias.

II. Cov yam ntxwv ntawm cov khoom

Cov qauv stamping, kev kuaj xyuas raug, yooj yim thiab ceev ceev

III. Kev siv cov qauv

QB/T1671

IV. Qhov loj ntawm cov qauv

38 * 36 hli