GB/T 3690-2017织物芯输送带全厚度拉伸强度、拉断伸长率和参考力伸长率试验方法国家标准
英文:Textile conveyor belts—Full thickness tensile strength,elongation at break and elongation at the reference load—Test ...
英文:Textile conveyor belts—Full thickness tensile strength,elongation at break and elongation at the reference load—Test ...