标准摘要
[中文适用范围]： 本标准规定了道路车辆在检查或维护过程中直接测量废气排放浓度的方法。 它适用于最大授权总质量（ISO-M08，如 ISO 1176 中定义）不超过 3.5 吨、配备受控点火发动机的车辆，但不包括配备燃油/油混合物（带或不带自动混合器）的车辆）。 这些方法可全部或部分用于： ——官方车库的定期检查， — 官方路边检查（例如由警察进行），以及 — 维护和诊断操作。 [外文原描述]： ISO 3929:2003 specifies methods for the direct measurement of the concentration of exhaust gas emissions from road vehicles during inspection or maintenance. It is applicable to vehicles having a maximum authorized total mass (ISO-M08, as defined in ISO 1176) not exceeding 3,5 t, equipped with controlled ignition engines, but excluding those supplied with a fuel/oil mixture (with or without automatic mixer). The methods can be used, either totally or partially, for periodic inspections in official garages, official roadside checks (e.g. by police) and maintenance and diagnostic operations.
英文名称Road vehicles — Measurement methods for exhaust gas emissions during inspection or maintenance