角度ui -路由器不能访问我的控制器中的$stateParams

I am very beginner in Angular.js, I am using the Ui-router framework for routing. I can make it work upto where I have no parameters in the url. But now I am trying to build a detailed view of a product for which I need to pass the product id into the url.I am very beginner in Angular.js, I am using th