本SAE标准适用于配备辅助减速器的非公路自卸汽车和铲运机。1.1目的——定义试验程序，以验证机器至少满足制造商发布的连续减速能力曲线。推荐一种报告延迟性能的通用格式。

This SAE Standard applies to off-highway dumpers and scrapers equipped with an auxiliary retarder. 1.1 Purpose--To define test procedures for verifying that the machine will at least meet the manufacturer's published continuous retarding capability curve. To recommend a common format for reporting retardation performance.