在场车辆查询

<p><img src="https://www.showdoc.com.cn/server/api/attachment/visitFile?sign=e30530951f88941e33baf5a0b18812d4&amp;amp;file=file.png" alt="" /></p> <p>图片查询（4G相机为省流量，暂不支持) <img src="https://www.showdoc.com.cn/server/api/attachment/visitFile?sign=388db04723dde78abf03154bc59b252d&amp;amp;file=file.png" alt="" /></p>