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Database: 365,228(8 Aug 2026)

classified

classified, Total:8 items.

The international standard classification for "classified" includes: Character sets and information coding , IT applications in information, documentation and publishing , Pumps .

The Chinese standard classification for "classified" includes: Codification , Library, Archives, Literature and Information , Pump .


Professional Standard - Aerospace

  • QJ 1669-1989 Implementation Rules for Adjustment of Classification of Scientific and Technological Documents

Professional Standard - Water Conservancy

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

  • GB/T 30534-2014 Codes and Identification of Secret Level for Scientific and Technical Reports
  • GB/T 18149-2000 Centrifugal,mixed flow and axial pumps-Code for hydraulic performance tests-Precision class
  • GB/T 7156-2003 Codes and identification of secret level for documents

Qinghai Provincial Standard of the People's Republic of China

  • DB63/T 2216-2023 Technical specifications for construction of densely graded asphalt mixtures using vibration compaction method

Professional Standard - Machinery

  • JB/T 3382.3-2014 Surface Grinding Machines with Horizontal Grinding Wheel Spindle and Reciprocating Table - Part 3: Precision Machines - Testing of the Accuracy

Taiwan Provincial Standard of the People's Republic of China