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SL 247-1999 Hydrological Data Compilation Specification SL 247-1999 SL247-1999 Standard download decompression password: www.bzxz.
SL 219-1998 Water Environment Monitoring Specification SL 219-98 SL219-1998 Standard download decompression password: www.bzxz.net
SL 203-1997 Code for Seismic Design of Hydraulic Structures SL 203-97 SL203-1997 Standard download decompression password: www.bzx
This regulation is applicable to the technical transformation of large and medium-sized pumping stations. The technical transforma
This standard applies to the management and application of sluice information compilation, storage, retrieval and other fields. SL
This standard applies to the management and application of reservoir information compilation, storage, retrieval and other fields.
SL/T 220-1998 Determination of trace copper, zinc, cadmium and lead in water - Flow injection atomic absorption spectrophotometry
SL 261-1998 China Lake Name Code SL 261-98 SL261-1998 Standard download decompression password: www.bzxz.net