【简答题】max 4x1—3x2+5x3 s.t. 3x1+x2+2x3≤15, 一x1+2x2—7x3≥3, x1 +x3=1, x1,x2,x3≥0.
【判断题】Web 2.0 内容都是网站编辑整理和编辑
【判断题】制作涉密载体应当依照有关规定标明密级和保密期限,注明发放范围及制作数量,并编排序号。
【单选题】The money collected should be made good use _____ the people in Taiwan who suffered a lot in the earthquake. [ ]
【单选题】以下哪种音频格式响应快,时间短,常用于游戏音效?( )
【单选题】将邓小平理论写入党章确立为指导思想是在党的( )P94
【单选题】She ___________ his number in the phone book to make sure that she had got it right.