更新备注Update 4 has been released and prepares EEP 16 for the Plug-in 4 providing features that further expand the possibilities of your favorite rail simulation program. New features included in Plug-in 4 (which can be purchased and implemented after the update is installed):- 5 new sets of construction machines for ballast preparation, sleepers laying or replacement, rail laying or replacement. Now build your railroad yourself directly from a field