用自定义函数获取汉字的首字母(希望进精华区） -电脑资料

　　=45217 and tmp=45253 and tmp=47761 and tmp=46318 and tmp=46826 and tmp=47010 and tmp=47297 and tmp=47614 and tmp=48119 and tmp=49062 and tmp=49324 and tmp=49896 and tmp=50371 and tmp=50614 and tmp=50622 and tmp=50906 and tmp=51387 and tmp=51446 and tmp=52218 and tmp=52698 and tmp=52980 and tmp=53689 and tmp=54481 and tmp