fix

apriltag/web/index.html

@@ -34,7 +34,7 @@ <h2>使用camera_calibrater插件完成标定后，才能使用本插件</h2>
 		<br>
 	</form>
 	<button onclick="save()">save</button>
-	<button onclick="get()">get</button>
+	<button onclick="get()">refresh</button>
 	<br>
 	<img src="../../camera/images/apriltag.jpg" id="pic">
 	<hr>