Draft Document - Equipment for crop protection - Knapsack sprayers - Part 1: Safety and environmental requirements (ISO/DIS 19932-1:2017); German and English version prEN ISO 19932-1:2017
文件草案——作物保护设备——背负式喷雾器——第1部分:安全和环境要求(ISO/DIS 19932-1-2017);德文和英文版本prEN ISO 19932-1:2017