Sep 15, 2022 #1 payaam2000 Mechanical Joined Nov 14, 2011 Messages 44 Location CU Hi In a document i faced 2 expressions as below DA PA As it was wroten in the text, these 2 expressions related to "Open book cozt estimation" I could not find out what DA and PA stand for. Could anybody help me please Thanks
Hi In a document i faced 2 expressions as below DA PA As it was wroten in the text, these 2 expressions related to "Open book cozt estimation" I could not find out what DA and PA stand for. Could anybody help me please Thanks