按车牌、通过时间排序,然后同一个车牌的第一个时间减去第二个时间进行判断,大概
dim t as table = tables("表A")
t.sort = "车牌,通过时间"
for i as integer = t.rows.count - 1 to 1
if t.rows(i)("车牌") = t.rows(i-1)("车牌") then
dim d1 as date = t.rows(i)("通过时间")
dim d2 as date = t.rows(i-1)("通过时间")
if (d1 - d1).TotalSeconds<= 60 then
t.rows(i).delete