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numerical code
agric.	Zahlenkode m
comp.	Digitalcode m; numerischer Code; numerischer Kode
tech.	Zahlencode m; Zifferncode m
textile	Zahlcode
numeric code
gen.	numerischer Code
IT	Digitalcode m
microel.	numerischer Kode; Zahlenkode m
tech.	Zahlencode m; Zifferncode m
work.fl., IT	Code m; Schlüssel m
numeric coding
IT	numerisches Programmieren
numerical codes
gen.	Codenummern f

numerical code: 6 phrases in 3 subjects

Coal	1
Information technology	4
Optics branch of physics	1