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SY/T 5002-1996 Connection dimensions of wearing parts of double-acting drilling pumpsSY/T5002-1996 Standard download decompression
SY/T 4805-1992 Recommended Practice for Production Facilities on Offshore StructuresSY/T4805-1992 Standard download decompression
SY/T 4103-1995 Steel Pipe Welding and Acceptance SY/T4103-1995 Standard Download Decompression Password: www.bzxz.net
This specification applies to the purchase, arrival inspection, pressure test and installation of common gate valves, stop valves,
This specification is applicable to the geotechnical investigation of sites and foundations of structures in coastal areas. SY/T 4
This specification is applicable to the surveying and mapping work in the engineering design and construction stages of beach and
This standard applies to the design, construction and acceptance of seawall projects in coastal areas. SY/T 4099-1995 Technical Sp
SY/T 4098-1995 Technical Specification for Design and Construction of Concrete Artificial Island Structures with Seawall Steel For