标准摘要
[中文适用范围]： 本文件规定了确定轮式、履带式或半履带式农业拖拉机动力输出轴（PTO）可用功率的测试程序。 [外文原描述]： ISO 789-1:2018 specifies test procedures for determining the power available at the power take-off (PTO) on agricultural tractors of the wheeled, track-laying or semi-track-laying type.
英文名称Agricultural tractors — Test procedures — Part 1: Power tests for power take-off