【简答题】给出以下定义: char x[ ]="abcdefg"; char y[ ]={'a','b','c','d','e','f','g'};A. 确的叙述为( ) B. 数组x和数组y等价 C. B. 数组x和数组y的长度相同 D. 数组x的长度大于数组y的长度 E. 数组x的长度小于数组y的长度
【简答题】Glass is made of mixture of many substances melted together in a large furnace. The most important substance is silica which is found in sand. Potash(钾碱), obtained from wood-ashes, is also necessary. ...