国产玖玖视频,岛国av网址,日韩精品大片,一区二区午夜,日本一区不卡在线,国产精品久久久久久久久污网站,免费亚洲视频

Welcome toChangzhou Tianrong Testing Technology Co., Ltd！ Home |  Contact

burst strength tester

burst strength tester
burst strength tester
Detailed instructions：

Summarize

Used for test the bursting strength and bursting distension of woven and 

knitted fabric.

Standards: GB/T 7742.1

Technical parameter

image