DRK115 Ntawv-khob Stiffness Tester
Lus piav qhia luv luv:
DRK115 Paper-khob Stiffness Tester yog siv los ntsuas qhov tawv tawv ntawm daim ntawv thiab daim ntawv.Nws yog tshwj xeeb tshaj yog haum rau daim ntawv nyias thiab board, thickness
DRK115 Ntawv khobStiffness Testeryog siv los ntsuam xyuas lub zog nruj ntawm daim ntawv thiab ntawv ntawv.Nws yog tshwj xeeb tshaj yog haum rau daim ntawv nyias thiab board, thickness