300 程序做这个很好的,我们设备上就有很有类似的保养时间统计
L DB300.DBD 0
L 1
+D
T DB300.DBD 0
L DB300.DBD 4
L 1
+D
T DB300.DBD 4
L DB300.DBD 8
L 1
+D
T DB300.DBD 8
L DB300.DBD 12
L 1
+D
T DB300.DBD 12
L DB300.DBD 16
L 1
+D
T DB300.DBD 16
L DB300.DBD 20
L 1
+D
T DB300.DBD 20
L DB300.DBD 24
L 1
+D
T DB300.DBD 24
L DB300.DBD 28
L 1
+D
T DB300.DBD 28
L DB300.DBD 32
L 1
+D
T DB300.DBD 32