final Gauge gauge3 = new Gauge(IndicatorType.NEEDLE, 0.5d, 0.5d, "%04.2f", 0, 0d, 360d, 20, 1);
final Gauge gauge6 = new Gauge(IndicatorType.NEEDLE, 0.5d, 1d, "%04.2f", 0, 250d, 310d, 10, 0);
row2.getChildren().addAll(gauge3, gauge6);
root.getItems().addAll(row1, row2);
primaryStage.setScene(new Scene(root));
primaryStage.show();
}