This standard specifies the terms, definitions, types and basic parameters, requirements, test methods, inspection rules, marking, packaging, transportation and storage of screen coaters. This standard applies to screen coating machines for plate making and coating of photosensitive adhesive in screen printing.
GB/T 4728.2 Graphical symbols for electrical diagrams—Part 2:Symbol elements,qualifying symbols and other symbols having general application*, 2018-07-13 Update
GB/T 4728.3 Graphical symbols for electrical diagrams.Part 3:Conductors and connecting devices*, 2018-07-13 Update