标准号:IS 8270 Pt.2-1976
发布日期:1977/5/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:1.1 This standard (Part II) covers rules for the unambiguous formation and application of discrete item designations for electrical parts and equipment.1.2 The designation is shown at an appropriate place near the graphical symbol of the item. The designation correlates the item on different diagrams, parts lists, circuit descriptions, instructions and in the equipment. For maintenance purposes, the designation or part of it may also be shown on or near the item on the equipment.