=LOOKUP(LOOKUP(--TEXT(NOW()-"2012-6-14 00:00:00","h"),{0,8,16},{1,2,3}),{0,1,2,3},{"乙","丙","丁","甲"})还没完工，下班了，先借这里备份一下，回家再继续。
B1中要计算得到什么
