【文章內(nèi)容簡介】
E S = 7E S = 2L S = 2E S = 2L F = 7E F = 7E S = 0E F = 2E S = 7E F = 10E S = 2E F = 6L S = 3 L F = 7E S = 2 E F = 6L S = 7 L F = 10E S = 7 E F = 10L S = 0 L F = 2E S = 0 E F = 2E S = 2B, 5C, 4D , 3A , 2B , 5C, 4D , 3A , 2˙艼 aE S = 0 E S = 7E S = 2E S = 2Earliest Begining Time: The minimum amount of time that must be consumed before an activity. ES = max TB B, 5C, 4D , 3A , 2˙艼 bE S = 2E F = 7E S = 0E F = 2E S = 7E F = 1 0E S = 2E F = 6B , 5C , 4D , 3A , 2˙艼 cL S = 2E S = 2L F = 7E F = 7L S = 3 L F = 7E S = 2 E F = 6L S = 7 L F = 1 0E S = 7 E F = 10L S = 0 L F = 2E S = 0 E F = 2Latest Beginning Time: The maximum amount of time that can be consumed before an activity begins. LS = Time allowed max TC 例題 ? 活動 代號 先前的活動 週 ? 設(shè)計 A - 21 ? 原型製造 B A 5 ? 設(shè)備評估 C A 7 ? 原型測試 D B 2 ? 記錄設(shè)備報告 E C,D 5 ? 記錄方式報告 F C,D 8 ? 記錄最後報告 G E,F 2 A GFEDBC21225857A , 2 1 G , 2E , 5F , 8D , 2B , 5C , 7E S = 0L F = 2 8 L S = 3 1E F = 2 6 E S = 2 6L F = 2 6 L S = 2 6L S = 2 1L F = 2 1E F = 2 8L S = 0E S = 2 1L F = 2 8L S = 2 8E S = 2 8E F = 2 8E F = 3 8E S = 3 6L F = 3 6E F = 3 3E F = 3 6L F = 3 8L S = 3