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Chinese National Standard Category: Watershed planning and river regulating engineering |
English Title: | Code for waterway survey |
Chinese Title: | 水道观测规范 |
Standard No.: | SL 257-2000 |
Category No.: | P56 |
Issued by: | Ministry of Water Resources |
Issued on: | 2000-12-12 |
Implemented on: | 2000-12-30 |
Status: | superseded |
Superseded by: | SL 257-2017 SL/T 257-2017 (Specifications for waterway survey) |
Superseded on: | 2017-7-6 |
Abolished on: | |
Superseding: | |
Word Count: | 35000 words |
Similar Standards: | T/CHES 48-2020 DB32/T 4078-2021 T/JSSL 0002-2022 DB32/T 4288-2022 T/JSSL 0005-2022 SL 221-1998 SL/T 813-2021 DB37/T 4347-2021 DB37/T 4348-2021 DB37/T 3386-2018 GB/T 35580-2017 DB37/T 3081-2017 DB23/T 1663-2015 SL 201-2015 GB/T 23598-2009 SL 270-2001 SL 257-2000 DL/T 5105-1999 SL 239-1999 SL 201-1997 |
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