JiaZhiQianYan/unpackage/dist/build/mp-weixin/pages/index/conceptNewsDetails/conceptNewsDetails.wxml

<view><nav-bar wx:if="{{a}}" u-i="5b93cf51-0" bind:__l="__l" u-p="{{a}}"></nav-bar><image class="topBg absolute" src="{{b}}" mode="widthFix"></image></view>