下列不属于可泵性良好的混凝土拌合物应有的特点是()
A.较高的流动性
B.较低的流动性
C.黏聚性良好
D.在足够的运输时间内混凝土坍落度损失最小
参考答案:B
Ⅰ型动线流程常应用于()。
A.通过型仓库
B.储备型仓库
C.货运站
D.自动化仓库
There is no question that computer applications such as (71) , electronic mail, and (72) publishing have changed the way people work. These computer applications have enhanced users capacity for communication and have improved their productivity. The success of these applications has prompted both vendors and researchers to continue to seek new ways to further advance the information technology revolution. Enter the latest innovation: networked (73) systems. They convey information in multiple (74) : text, graphics, video, audio, (75) , computer simulations, and so forth. Advocates of these systems argue that they are the next logical step in human communication; however, modifying our current networks to accommodate the variety of media will present significant technical difficulties.
A.numerical data
B.number data
C.numeral data
D.numerous data