GB/T 40889.1-2021助行器具支脚垫要求和测试方法第1部分:支脚垫摩擦力标准
英文:Tips for assistive products for walking—Requirements and test methods—Part 1: Friction of tips GB/T 40889.1-2021介绍: 国...
英文:Tips for assistive products for walking—Requirements and test methods—Part 1: Friction of tips GB/T 40889.1-2021介绍: 国...