数据重删是一种数据缩减技术,可极大提升存储空间利用率。
参考答案:对
已知当前的市场汇率是:GBP£ 1=USD $1.612 5~1.613 5,AUD $1=USD $0.712 0~0.713 0,求单位英镑换取澳元的汇价是多少
A (66) computer is a personal computer whose hardware is capable of using any or all 0f the following media in a program:audio,text,graphics,video and animation.