Passing multiple parameters through the image URL property

I need to pass multiple parameters dynamically to my ascx file th开发者_运维问答rough the image url property. I tried <%# "ImageHandler.ashx?uid="+ Eval("PlantId") %>. Similarly, how can I send three parameters?

<%# "ImageHandler.ashx?uid="+ Eval("PlantId") +"&param2="+ Eval("Param2") +"&param3="+ Eval("Param3") %>