农林轮式拖拉机防护装置强度试验方法和验收条件 第2部分:后置式动态试验方法
The strength testing method and accepting condition of the protective structures on wheeled agricultural and forestry tractors - Part 2: Dynamic testing method
2008-07-09
GB/T 7121.1-2008
农林轮式拖拉机防护装置强度试验方法和验收条件 第1部分:后置式静态试验方法
The strength testing method and accepting conditions of the rear-mounted protective structures on wheeled agricultural and forestry tractors - Part 1: Static testing method of rear mounted ROPS