修复bug

src/graphic/Service/RoadService.js

@@ -225,6 +225,7 @@ export default class RoadService {
     if (road.way == Constant.oneWay) {
       newRoad.setWay(road.way);
       newRoad.singleRoadDrivewayCount = road.singleRoadDrivewayCount;
+      newRoad.singleRoadWidth = road.singleRoadWidth;
     } else if (road.way == Constant.twoWay) {
       newRoad.setWay(road.way);
       newRoad.leftDrivewayCount = road.leftDrivewayCount;