\nT/HNNMIA 69-2023 Metadata Specification for Technical Indicators of Aluminum Smelting Production
T/HNNMIA 69-2023
Basic Information
Scope
Main technical content: This document describes the rules for describing metadata, the core metadata of aluminum smelting production technical indicators, and the rules for extending metadata. This document is applicable to the data generation, data collection, data management, and data exchange of aluminum smelting enterprises' production technical indicators in information systems. **Table 1: Indicator Name Description Project Explanation** **Chinese Name**: Indicator Name **Definition**: A Chinese identifier used to describe aluminum smelting production technical indicators. **English Name**: indicatorName **Data Type**: String value **Domain**: Free text, with a maximum length of 50 characters. **Short Name**: ZBMC **Constraints**: Mandatory. **Example Value**: Current efficiency. **Table 2: Indicator Description Description Project Explanation** **Chinese Name**: Indicator Description **Definition**: Defines and explains the indicator. **English Name**: indicatorDescription **Data Type**: String value **Domain**: Free text **Short Name**: ZBSM **Constraints**: Mandatory. **Example Value**: The actual aluminum production as a percentage of the theoretical production.