PHP $_POST提交表单中文乱码问题

echo &#39;<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">&#39;;

 if(isSuccess){
               var token = sessionStorage.token;
               $.ajax({
                   type:'post',
                   url:'../../api/container/'+token+'/addContainerDamageReport',
                   contentType:'application/x-www-form-urlencoded;charset=utf-8',
                   data:{'containerName':'HJSY'+containerName,'username':username,'description':descript,'damageTime':damageTime
                        ,'reportTime':reportTime,'damageLevel':badLevel,'damageType':badType},
                   cache:false,
                   dataType:'json',
                   success:function(data){
                    $('#submit').attr('data-dismiss',"modal");
                        console.log(data)
                   }
               })
           }