修改

pages/scan_result/scan_result.wxml

@@ -87,7 +87,7 @@
   </view>
   <block wx:if="{{authStatus==0}}">
   <image class="scan_img" src="{{url}}" data-src="{{url}}" bindtap="previewImage"></image>
-  <view class="scan_text">二维码展示测试二维码展示测试二维码展示测试二维码展示测试二维码展示测试二维码展示测试</view>
+  <view class="scan_text">认证居民请扫码填写调查问卷</view>
   </block>
 
 

pages/scan_result/scan_result.wxss

@@ -175,6 +175,7 @@ text.inline {
     word-wrap: break-word;
     word-break: break-all;
     white-space: pre-line;
+    text-align: center;
     padding:0 calc((100% - 500rpx) / 2);
     padding-bottom: 200rpx;
 }