sl239-1999
sl239-1999, Total:2 items.
The international standard classification for "sl239-1999" includes: .
The Chinese standard classification for "sl239-1999" includes: Watershed planning and river regulating engineering .
Professional Standard - Water Conservancy
- SL 239-1999（条文说明） Assessment and acceptance specification for construction quality of levee project(explanation)
- SL 239-1999 Assessment and acceptance specification for construction quality of levee project
