Based on the character istic of languag e of techmo lo gy , the r esearches ar e made o n some pro blems concerned w ith Chinese- English aut omatic tr anslation sy st em fo r techno lo gical la ng uage. Com bined w it h the theor ies ex po unded abo ve, the CAPP and Chinese-Eng lish automatic t ransla tion sy st em of Chengdu Aircr aft Company ar e intr oduced.