如果你的日期都是这样非标准的:月份只有一位。如果月份是两位的就直接用CD20160914 的方案
CONCATENATE(INDEXOFARRAY(SPLIT(LEFT("2020-3-18 15:30:60",10),"-"),1),"年",NUMTO(TOINTEGER(INDEXOFARRAY(SPLIT(LEFT("2020-3-18 15:30:60",10),"-"),2))),"月",NUMTO(TOINTEGER(INDEXOFARRAY(SPLIT(LEFT("2020-3-18 15:30:60",10),"-"),3))),"日")
