START#HEIGHT 起始高度# remove the # sign and enter foreign help string in this lineAdd 添加Specify a plane, a depth, or add a plane for the start height.為起始高度指定一張平面，一個深度或增加一個平面。Remove 移除Remove the specified start height.刪除指定的起始高度。Show 顯示Show the specified start height.顯示指定的起始高度。Done/Return 完成/返回Done processing in this menu.完成此菜單的操作.