技术革新 jìshùgéxīn technological innovation Definitions Defs Origin Strokes Stroke Words Sentences Sents 技术革新 技術革新 jìshùgéxīn technological innovation The improvement or updating of existing production techniques or technologies.
技术革新 技術革新 jìshùgéxīn technological innovation The improvement or updating of existing production techniques or technologies.
