Earth-moving machinery — Laboratory tests and performance requirements for protective structures of excavators — Part 2: Roll-over protective structures (ROPS) for excavators of over 6 t — Amendment 1
土方机械.挖掘机保护结构的实验室试验和性能要求.第2部分:6t以上挖掘机的防滚翻保护结构(ROPS).修改件1