标准编号：ISO 21398:2019
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：2019-10
标准范围
This document sets out recommended practices for the inspection of mechanical sampling systems. It serves as a guide for conformance with applicable ISO/TC 27 standards.
This document covers general considerations including precision, mineral variability and bias, establishment of inspection systems and inspection procedure.
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