【单选题】For the U.S. economy, which of the following represents the largest component of GDP?
【简答题】分枝限界法实验:编写一个程序,采用队列方式分枝限界法求解0/1背包问题,其中n=3,重量为w={16,15,15},价值为v={45,25,25},背包限重W=30。
【单选题】In general, for the U.S. economy, the relation between unemployment and economic growth is:
【判断题】土的级配越好,则土颗粒大小越均匀,其密实度越不好。
【单选题】For the U.S. economy, which of the following represents the largest component of GDP?
【判断题】土的级配越好,则土颗粒大小约均匀,其密实度越不好。