把说明书里面话搬出来吧 {NQoS"
ef]B9J~h
Orientation - For polar charts only: Specifies the orientation of lines and coordinates from the drop-down list. It defines the location of 0 degrees latitude. (You can orient the data on the chart to Up, Down, Left, or Right. See Orienting a Receiver for more information. <^><3U`
8;zDg$(
If most of your lines point downward and you select Right for example, the lines and the chart coordinates shift to the right, as shown in the following figure. 6?gi_3g