【单选题】1.以下不属于电子数字计算机的特点的是( )。
【单选题】A( ) agent may be a firm or a person who acts exclusively for one foreign principal with sole agency rights to sell on a commission basis certain commodities in a certain area under some kind of agr...
【简答题】Commodities with a high ______ relationship can sustain this high transport cost.
【单选题】commodities with flaws,buyer can file claims against sellers.
【单选题】Commodities with a _________ relationship can sustain this high transport cost.
【判断题】Commodities with a low value-to-weight relationship can sustain this high transport cost.
【简答题】管理信息系统的开发存在着_______ 、投资大、______的特点。
【单选题】International commodities price will fluctuate with ( )
C.
supply-demand relationship
D.
the average of the unit of world labour
【判断题】城市轨道交通车站一般主要包括A:(线路、道岔)、B(通信、信号)、C(环控、自动售检票)、D(自动扶梯、电梯照明)、E(给排水、消防、防灾报警、设备监控)等设备系统。其中A、B属于客运系统。