characterization of technical system
complex social-technical system
comprehensive forecast technical system
comprehensive technological system
Cultivation technical system
earthquake emergence command technical system
Emergency communication technical system
Expert Technical Meeting
FASTI Fast Access to System Technical Information
Framework of technical system
green technical system of mining
informatized test technical system
maintenance of technical system
mation scheme scientitic and technological system
mechanical technological system
modern science and technological system
open socialtechnical system
processing technical system