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SY/T 5097-1996 Technical Specifications for Multi-parameter Instruments for Well Drilling (Repair)SY/T5097-1996 Standard download
SY/T 5096-1993 Test method for pneumatic pressure regulating valves for oil drilling equipment SY/T5096-1993 standard download dec
SY/T 5095-1993 Test methods for pneumatic components and reversing valves for oil drilling equipment SY/T5095-1993 Standard downlo
SY/T 5094-1995 Sulfomethylphenolic resin for drilling fluid SY/T5094-1995 standard download decompression password: www.bzxz.net
SY/T 5092-2002 Sulfonated lignite (SMC) for drilling fluids SY/T5092-2002 Standard download decompression password: www.bzxz.net
SY/T 5161-2002 Atomic absorption spectrometric method for determination of metallic elements in rocksSY/T5161-2002 standard downlo
SY/T 5154-1999 Sampling Method for Oil and Gas Reservoir FluidsSY/T5154-1999 Standard Download Decompression Password: www.bzxz.ne
SY/T 5150-2000 Grading cementing device SY/T5150-2000 standard download decompression password: www.bzxz.net