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Standard Gauge Railway Building Gauge
Standard Gauge Railway Building Gauge, Total:2 items.
In the international standard classification, Standard Gauge Railway Building Gauge involves: Construction of railways.
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Standard Gauge Railway Building Gauge
国家市场监督管理总局、中国国家标准化管理委员会, Standard Gauge Railway Building Gauge
- GB 146.2-2020 Gauge for standard gauge railways—Part 2: Structure gauge