皮皮学，免费搜题
登录
搜题
【单选题】
使用管理运筹学软件对上题 求解中,发现关于铣床、车床和磨床的约束条件的对偶价格分别为 0.05 , 0.00 和 0.03 ,说明:A.
若有人以高于磨床加工的对偶价格 0.03 来购买磨床工时，可以出售
B.
扣除成本外，若有人以低于铣床加工的对偶价格 0.05 来购买铣床工时，可以出售
C.
车床加工的对偶价格为 0 ，是因为在此生产计划下车床工时还有剩余
D.
车床加工的对偶价格为 0 ，是因为在此生产计划下车床工时没有剩余
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】Owing to the heavy __1___, the company is apparently on the verge of bankruptcy. The figures have been __2___ for inflation. In preparing scientific reports, a student should explain his findings in _...
【简答题】distinctive allergic exceed exposure absorbed proficiency get too serious about function 1、Time passes quickly when you are ________ in reading a good book. 2、Most men are ________ t...
【简答题】晚登龙门1驿楼 许浑鱼龙多处凿门开,万古人知夏禹材。青嶂远分从地断,洪流高泻自天来。风云有路皆烧尾,波浪无程尽曝腮2。心感膺门3身过此,晚山秋树独徘徊。[注] 1龙门:相传为夏禹治水的重要工程之一。2曝腮:据传,鲤鱼跃过龙门,“即有云雨随之,天火自后烧其尾,乃化为龙矣”。无法跃过者,则“曝鳃点额,血流此水”。 3膺门:东汉李膺礼贤下士,后以“膺门”借指德高望重者的门下。12.下列对...
【简答题】Your luggage is too big,the total of its length,width and height exceeds 160cm.
【简答题】Your luggage is too big,the total of its length,width and height ______________ 160cm.
【单选题】Your luggage is too big,the total of its length,width and height ______________ 160cm.
A.
explores
B.
explains
C.
exceeds
D.
extends
【简答题】Your luggage is too big. Please do not block the passageway.
【简答题】Make up dialogues with your partner according to the following situations: Mr Wang’s luggage is too big to go into the overhead compartment.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
