标准编号：ISO 21398:2007
中文名称：无烟煤和焦炭 机械取样系统检查指南
英文名称：Hard coal and coke — Guidance to the inspection of mechanical sampling systems
发布日期：2007-06
标准范围
This International Standard sets out recommended practices for the inspection of mechanical sampling systems. It serves as a reference for conformance with applicable ISO/TC 27 International Standards.This International Standard covers general considerations including precision, mineral variability and bias, establishment of inspection systems and inspection procedure.
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