GB/T 12529.4-1990 Graphic symbols and codes for grain and oil industry Oil and fat industry

GB/T 12529.1-1990 Graphic symbols and codes for grain and oil industry—General items GB/T 12529.2-1990 Graphic symbols and codes for grain and oil industry Rice milling GB/T 12529.3-1990 Graphic symbols and codes for grain and oil industry—Flour milling GB/T 12529.5-1990 Graphic symbols and codes for grain and oil industry—Storing and handling

GB/T 12529.4-2008 Graphic symbols and codes for grain and oils industry—Part 4:Oils and fats industry

GB/T 4270-1999 Graphical symbols and letter codes for thermal engineering in the technical documentation GB/T 4457.4-2002 Mechanical drawings—General principles of presentation-Lines GB/T 4728.1-2005 Graphical symbols for electrical diagrams—Part 1:General information GB/T 4728.1-2018 Graphical symbols for electrical diagrams—Part 1:General information GB/T 4728.2-1998 Graphical symbols for diagrams—Part 2 Symbol elements,qualifying symbols and other symbols having general application GB/T 4728.2-2005 Graphical symbols for electrical diagrams—Part 2:Symbol elements,qualifying symbols and other symbols having general application GB/T 4728.2-2018 Graphical symbols for electrical diagrams—Part 2:Symbol elements,qualifying symbols and other symbols having general application GB/T 4728.3-1998 Graphical symbols for diagrams—Part 3 Conductors and connecting devices GB/T 4728.3-2005 Graphical symbols for electrical diagrams—Part 3:Conductors and connecting devices GB/T 4728.3-2018 Graphical symbols for electrical diagrams—Part 3:Conductors and connecting devices GB/T 4728.4-1999 Graphical symbols for diagrams—Part 4:Basic passive components GB/T 4728.4-2005 Graphical symbols for electrical diagrams—Part 4:Basic passive components GB/T 4728.4-2018 Graphical symbols for electrical diagrams—Part 4:Basic passive components GB/T 4728.5-2000 Graphical symbols for diagrams—Part 5:Semiconductors and electron tubes GB/T 4728.5-2005 Graphical symbols for electrical diagrams—Part 5:Semiconductors and electron tubes GB/T 4728.5-2018 Graphical symbols for electrical diagrams—Part 5:Semiconductors and electron tubes GB/T 4728.6-2000 Graphical symbols for diagrams—Part 6:Production and conversion of electrical energy GB/T 4728.6-2008 Graphical symbols for diagrams—Part 6:Production and conversion of electrical energy GB/T 4728.6-2022 Graphical symbols for electrical diagrams—Part 6:Production and conversion of electrical energy GB/T 4728.7-2000 Graphical symbols for diagrams—Part 7:Switchgear,controlgear and protective devices GB/T 4728.7-2008 Graphical symbols for diagrams—Part 7:Switchgear,controlgear and protective devices GB/T 4728.7-2022 Graphical symbols for electrical diagrams—Part 7:Switchgear,controlgear and protective devices GB/T 4728.8-2000 Graphical symbols for diagrams—Part 8:Measuring instruments,lamps and signalling devices GB/T 4728.8-2008 Graphical symbols for diagrams—Part 8:Measuring instruments,lamps and signaling devices GB/T 4728.8-2022 Graphical symbols for electrical diagrams—Part 8:Measuring instruments,lamps and signalling devices GB/T 4728.9-1999 Graphical symbols for diagrams—Part 9:Telecommunications:Switching and peripheral equipment GB/T 4728.9-2008 Graphical symbols for diagrams—Part 9:Telecommunications:Switching and peripheral equipment GB/T 4728.9-2022 Graphical symbols for electrical diagrams—Part 9:Telecommunications:Switching and peripheral equipment GB/T 4728.10-1999 Graphical symbols for diagrams—Part 10:Telecommunications:Transmission GB/T 4728.10-2008 Graphical symbols for diagrams—Part 10:Telecommunications:Transmission GB/T 4728.10-2022 Graphical symbols for electrical diagrams—Part 10:Telecommunications:Transmission GB/T 4728.11-2000 Graphical symbols for diagrams—Part 11:Architectural and topographical installation plans and diagrams GB/T 4728.11-2008 Graphical symbols for diagrams—Part 11:Architectural and topographical installation plans and diagrams GB/T 4728.11-2022 Graphical symbols for electrical diagrams—Part 11:Architectural and topographical GB/T 4728.12-1996 Graphical symbols for electrical diagrams—Part 12:Binary logic elements GB/T 4728.12-2008 Graphical symbols for diagrams—Part 12:Binary logic elements GB/T 4728.12-2022 Graphical symbols for electrical diagrams—Part 12:Binary logic elements GB/T 4728.13-1996 Graphical symbols for electrical diagrams Part 13:Analogue elements GB/T 4728.13-2008 Graphical symbols for diagrams—Part 13:Analogue elements GB/T 4728.13-2022 Graphical symbols for electrical diagrams—Part 13:Analogue elements GB/T 6567.1-1986 Graphical symbols for piping systems—Basic principles GB/T 6567.1-2008 Technical drawings—Graphical symbols for piping systems—Basic principles GB/T 6567.2-1986 Graphical symbols for piping systems—Piping GB/T 6567.2-2008 Technical drawings—Graphical symbols for piping systems—Piping GB/T 6567.3-1986 Graphical symbols for piping systems—Piping accessories GB/T 6567.3-2008 Technical drawings—Graphical symbols for piping systems—Piping accessories GB/T 6567.4-1986 Graphical symbols for piping systems—Valves and control regulation actuators GB/T 6567.4-2008 Technical drawings—Graphical symbols for piping systems—Valves and control components GB/T 6567.5-2003 Graphical symbols for piping systems-Axonometric representation of graphical symbols for piping,piping accessories and valves etc GB/T 6567.5-2008 Technical drawings—Graphical symbols for piping systems—Axonometric representation of graphical symbols for piping,piping accessories and valves etc GB/T 8873-1988 Terminology of oils and fats industry GB/T 8873-2008 Terminology of grain and oils—Oils and fats industry GB/T 12529.1-1990 Graphic symbols and codes for grain and oil industry—General items GB/T 12529.1-2008 Graphic symbols and codes for grain and oil industry—Part 1:General items