web server publishing problem

hi dear all,

I have a problem on my web server publshing with dst-nat feature.
It’s neccescery to describe my senario.
I have two web servers(seprate machine)with private IP addresses, that published via mikrotik.
In my lan, i could access these web serveres with my browser via those private ip addresses, and in other hand external users could do it(access these web server from internet with publixc ip address).
my problem is,when i want to access these web server via public IP address from my pc in lan, i encounter with coonction refuse message!!!why?

could you help me?
thanks a lot for your attention.
ashkan

nobody could help me?