[산업] 초정밀 금형기술 1인자 '성천모 수석연구원' | 김현욱의 굿모닝

2018 6:16
Synopsis
[산업] 초정밀 금형기술 1인자 '성천모 수석연구원' 금형틀 제조 작업시 연삭 후 남은 입자를 빨아들이는 기계장치를 제작 24시간 무인 ...
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