use each of them on the place where the other one was
use glue on plastic
use plastic on tube
use torch on plastic
use the lever
go back to the terminal in room with mechanical curtains
chat with terminal and you must contact the passing by ship
and see the crew members being rescued, also logon on another
terminal to find out everything. logoff back.
finally give destruction card to the terminal
now go to space, one screen short of place where Cara was
go up
go into the hangar
go into the cockpit

GAM< OV
P.S. If you are bored with the game then i will spoil you the
ending: you and Cara escape and an alien also does so .......
"to be continued!" - wait for Alien Virus 2: The Hidden Agenda

Thanks to Robert Schlabbach and Pietro Montelatici for helping me
on some of the puzzles (nope, not puzzles but spotfinding!).