目前世界上普遍采用的造球设备有圆筒造球机和圆盘造球机。()
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DuetothepricingofMPprocessors,acustomerisevaluatingDPprocessors.Theyhavecurrentbudgetconstraintsanddonotwanttodiscardobsoletehardwareafterascalingstep.Itiscalculatedthattwoprocessorswillmeettheirimmediateneeds.Theirprojectedgrowthindicatestheywillneedmorethanfourprocessors.Whichofthefollowingrecommendationswillprovidethebestpathforgrowthatthelowestcost?()
A. BeginwithadualDPx445andscaleinthesamechassis
BeginwithadualMPx445andscaleinthesamechassis
C. BeginwithadualDPx445andscaleoutinanextrachassis
D. BeginwithadualMPx365andscaletoadifferentmachine
赫尔卓格认为使得人们喜爱知识竞赛节目的基本心理需求有()
A. 竞争心理需求
B. 休憩心理需求
C. 获得新知的需求
D. 夸张心理需求
E. 自我评价需求