Online开发的表单中(默认主题)，点击菜单后，列表页面第一次加载的时候，为什么请求了两次， 由于同一个链接请求了两次 ...

LINCOLN, Neb. (KOLN) - It’s no surprise to those who have spent their entire lives in the “beef state” that Nebraska leads the nation in veal and beef exports, as well as commercial cattle slaughter.