GB - Chinese national standards

Connections for hydraulic fluid power—Couplings for diagnostic purposes—Part 1: Coupling not for connection under pressure

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Connections for hydraulic fluid power—Couplings for diagnostic purposes—Part 2: Coupling for connection under pressure

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

High alloy heat-resisting steel thick wall pipes and forgings used for power station—General specification

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Hydraulic screw-in cartridge valves cavities—Mounting dimensions

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Procedure method for arc stud welding

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

230MeV~250MeV superconducting proton cyclotron

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Vanadium flow battery—Design guideline

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Public security—Face recognition applications—Test methods for presentation attack detection with fake face

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Public security—Iris recognition applications—Technical requirements for iris images

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Public security—Iris recognition applications—Test methods for algorithms

Available languages: English, Chinese

Available design: electronic design (pdf), Print design