以本机夹具固定鞋底两端,夹具一为固定,一为活动,测试时夹具中间之圆轴反覆凸起,用以弯折鞋底,弯折一定次数後,以放大镜检视鞋底耐伸展程度. Fixture fixed soles of this machine at both ends, the fixture of a fixed, one for activities, repeatedly raised the test fixture middle of a round shaft to bend the soles bend after a certain number of times, a magnifying glass to see the soles resistant to stretch the degree.... |