zxfengww 发表于 2008-4-30 01:00:50

两道题目求救高手!先谢过啦!

<p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 23pt; TEXT-ALIGN: left; tab-stops: list 36.0pt; mso-pagination: widow-orphan; mso-line-height-rule: exactly;"><span lang="EN-US" style="mso-bidi-font-weight: bold; mso-font-kerning: 0pt;"><font face="">1</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-weight: bold; mso-font-kerning: 0pt; mso-ascii-font-family: ''; mso-hansi-font-family: '';">、制造三件产品，每件产品要</span><span lang="EN-US" style="mso-bidi-font-weight: bold; mso-font-kerning: 0pt;"><font face="">3</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-weight: bold; mso-font-kerning: 0pt; mso-ascii-font-family: ''; mso-hansi-font-family: '';">个</span><span lang="EN-US" style="mso-bidi-font-weight: bold; mso-font-kerning: 0pt;"><font face="">A</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-weight: bold; mso-font-kerning: 0pt; mso-ascii-font-family: ''; mso-hansi-font-family: '';">、</span><span lang="EN-US" style="mso-bidi-font-weight: bold; mso-font-kerning: 0pt;"><font face="">4</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-weight: bold; mso-font-kerning: 0pt; mso-ascii-font-family: ''; mso-hansi-font-family: '';">个</span><span lang="EN-US" style="mso-bidi-font-weight: bold; mso-font-kerning: 0pt;"><font face="">B</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-weight: bold; mso-font-kerning: 0pt; mso-ascii-font-family: ''; mso-hansi-font-family: '';">，加工一个</span><span lang="EN-US" style="mso-bidi-font-weight: bold; mso-font-kerning: 0pt;"><font face="">A</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-weight: bold; mso-font-kerning: 0pt; mso-ascii-font-family: ''; mso-hansi-font-family: '';">要</span><span lang="EN-US" style="mso-bidi-font-weight: bold; mso-font-kerning: 0pt;"><font face="">3</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-weight: bold; mso-font-kerning: 0pt; mso-ascii-font-family: ''; mso-hansi-font-family: '';">天，加工一个</span><span lang="EN-US" style="mso-bidi-font-weight: bold; mso-font-kerning: 0pt;"><font face="">B</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-weight: bold; mso-font-kerning: 0pt; mso-ascii-font-family: ''; mso-hansi-font-family: '';">要</span><span lang="EN-US" style="mso-bidi-font-weight: bold; mso-font-kerning: 0pt;"><font face="">4</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-weight: bold; mso-font-kerning: 0pt; mso-ascii-font-family: ''; mso-hansi-font-family: '';">天，装配一件产品要</span><span lang="EN-US" style="mso-bidi-font-weight: bold; mso-font-kerning: 0pt;"><font face="">10</font></span><span style="FONT-FAMILY: 宋体; mso-bidi-font-weight: bold; mso-font-kerning: 0pt; mso-ascii-font-family: ''; mso-hansi-font-family: '';">天，用网络图分别计算按串行方式组织生产和按平行交叉方式组织生产的天数。</span><span lang="EN-US" style="mso-bidi-font-weight: bold; mso-font-kerning: 0pt;">
                        <p></p></span></p><p></p><p></p><p class="MsoNormal" align="left" style="MARGIN: 0cm 0cm 0pt; LINE-HEIGHT: 23pt; TEXT-ALIGN: left; tab-stops: list 36.0pt; mso-pagination: widow-orphan; mso-line-height-rule: exactly;"><span lang="EN-US" style="mso-font-kerning: 0pt;"><font face="">2</font></span><span style="FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-ascii-font-family: ''; mso-hansi-font-family: '';">、计算下图中各项活动的</span><span lang="EN-US" style="mso-font-kerning: 0pt;"><font face="">ES, EF, LS, LF</font></span><span style="FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-ascii-font-family: ''; mso-hansi-font-family: '';">以及时差，并找出该项目的关键路径。试问该项目是否能够在</span><span lang="EN-US" style="mso-font-kerning: 0pt;"><font face="">40</font></span><span style="FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-ascii-font-family: ''; mso-hansi-font-family: '';">周内完成</span><span lang="EN-US" style="mso-font-kerning: 0pt;"><font face="">?</font></span><span style="FONT-FAMILY: 宋体; mso-font-kerning: 0pt; mso-ascii-font-family: ''; mso-hansi-font-family: '';">再将此图转换成单代号网络图进行计算。</span></p><p><img src="http://laiba.tianya.cn/laiba/images/377453/12095615640779266712/A/1/m.jpg" border="0" alt=""/></p><p>以上两道题因为自己不是科班出生所以不会做,望高手指教</p>
[此贴子已经被作者于2008-4-30 21:27:27编辑过]

zxfengww 发表于 2008-4-30 21:06:58

<p>自己顶起来!!肯定有人会,帮帮我啊</p><p></p>

瀚灵 发表于 2008-5-1 09:06:41

以前学过运筹学，你买本书去做做看

zxfengww 发表于 2008-5-1 22:58:19

运筹学!?这是&lt;项目计划与控制&gt;的题目~~大家帮忙下哦
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