【简答题】( 10111 ) 2 = ( ) 10 = ( ) 8421BCD 。
【简答题】基本遗传算法按与个体适应度成()的概率来决定当前群体中每个个体遗传到下一代群体中的机会多少。
【多选题】在实验室可以实测的土的物理或水理指标有 ( )
【判断题】Unit7 Reading 1. Office jobs never cause any injury.
【单选题】----Have you done most of your jobs? ----Not_______ .I will do it in a minute .
【单选题】Office jobs are among the positions hardest hit by compumation. Word processors and typists will lose about 93,000 jobs over the next few years, while 57,000 secretarial jobs will vanish. Blame the PC...