1)owner approval plot plan ("C" issue),用户审查版设备布置图("C"版)2)inrernal approval plot plan ("B" issue),内部审查版设备布置图("B"版)3)preliminary plot plan ("A" issue),初版设备布置图("A"版)4)confirm plot plan ("D" issue),确认版设备布置图("D"版)5)planning plot plan ("E" issue),研究版设备布置图("e"版)6)construction plot plan ("G" issue),施工版设备布置图("G"版)