How to fix the columns for preventing it collapse when the browzer width not enough

Nulra

I have a table using DataTables, but want to fixed the last two column for preventing collapse in child, i have saw the FixedColumns but it is only for scrolling XY, so is it have a solution for it, below is my table code, hope for a help, thanks~
table = $('#responsive-table').DataTable({"bSort": false, bFilter: false, bInfo: false, "bPaginate": false, "bDestroy": true, "autoWidth": false});

Nulra

For more information, here is my original problem:
http://stackoverflow.com/questions/37291654/datatables-makes-radio-button-not-working

And i finally find that because datatables will generate a same radio button for me, so it have a problem for checked and submit form.