Draft Document - Personal protective equipment - Knee protectors for work in the kneeling position - Part 3: Requirements for the combination of knee pads and garments (type 2); German and English version prEN 14404-3:2019
文件草案.个人防护设备.跪式工作用护膝.第3部分:护膝和服装组合的要求(2型);德语和英语版本prEN 14404-3:2019