4W design utility room的意思就是4W设计杂货铺么?

4W design utility room的意思就是4W设计杂货铺么? 4W design utility 是4W设计工作室的意思吗?没有错误吧~我现在有急用啊,想确认一下,如果不对,那正确的该怎么写! utility model rights,trademark rights,design rights and copyrights utility intel 4-series Utility DVD 微观经济学 效用理论 utility function是题目错了utility function应该是w^1/2 including patent,utility model,trademark,design,and copyright as well as any infringement of RO site utility site utility Design design utility是什么意思 utility是什么意思 Driver&Utility 各位乡亲们,这是一道很难的题,（科学：电学一类的）一个白炽灯泡L标有“4V 4W”的字样,将它与一个定值电阻Ro串联后接入电源电压恒为6V的电路中,当开关闭合后,测得Ro消耗的电功率为2W,此 英语翻译Three types of patent can be protected in P.R.China,i.e.patents for invention,utility model,and design.请翻译上面这句话,并指出其中P.R.Chinai.e.patents “which”指代什么?The cost/benefit derived from installing separate utility systems or distribution networks,versus special treatment at points of use,should be considered in the design of systems which can be multi-categorized.这句话里面 matlab 程序出错,帮我看看错在哪儿了函数function dvdt=huxi(t,v) global W L A po pc pn t v P0 P xo xc xn ro rcdvdt=[A/L*po*(xo*P0/100-v(1)/(v(1)+v(2)+v(3)+v(4))*P)-ro*W;A/L*pc*(xc*P0/100-v(2)/(v(1)+v(2)+v(3)+v(4))*P)+rc*W;A/L*pn*(xn*P0/10