悟空影院在线观看,成人精品二区,国产一级午夜一级在线观看,亚洲精品一品区二品区三品区,国产亚洲精品久久久久久大师,a√国产,精品久久久久香蕉网

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

hand disk sampling device

hand disk sampling device
hand disk sampling device
Detailed instructions：

Summarize

Used for sampling of various kinds of meterials such as tabric and nonwoven fabric.

Standards : GB/T4669,ISO3801,BS2471,ASTM D3776.

Technical parameter

image