ISO 11795-2018/Amd 1-2022 农用拖拉机驱动轮轮胎.滚动周长指数(RCI)和速度半径指数(SRI)的说明和测量轮胎滚动周长的方法.修改件1
Agricultural tractor drive wheel tyres — Explanation of rolling circumference index (RCI) and speed radius index (SRI) and method of measuring tyre rolling circumference — Amendment 1