In any case, "mortal dance in machine ambulance" sounds like a great title for an industrial/noise CD (think Coil or someone).
Apparently the porn site has something to do with an extreme-right-wing Russian heavy-metal band named Korrozia Metalla (sp?). Just in case the idea of ambulance porn wasn't fucked up enough.
The phrase occurs here: http://www.knet.ru/debosh/info/up4.html