GB/T 5565.1-2017橡胶和塑料软管及非增强软管柔性及挺性的测量第1部分:室温弯曲试验国家标准
英文:Rubber and plastics hoses and tubing—Measurement of flexibility and stiffness—Part 1: Bending tests at ambient temper...
英文:Rubber and plastics hoses and tubing—Measurement of flexibility and stiffness—Part 1: Bending tests at ambient temper...