GB/T 19494.3-2004
AbolishedMechanical sampling of coal--Part 3:Determination of precision and bias test
煤炭机械化采样 第3部分:精密度测定和偏倚试验
Application Summary AI generated
This standard specifies methods for determining the precision and bias of mechanical coal sampling systems. It is applied in the coal mining, processing, and power generation industries to validate that automated sampling equipment produces statistically reliable and representative samples for quality analysis. The standard is used during system installation, periodic performance audits, and when verifying compliance with contractual or regulatory sampling requirements.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.