THE DEFINITIVE GUIDE TO CONTRACT MANUFACTURING

CNC machining is actually a subtractive manufacturing method that employs computerized controls and equipment instruments to remove levels of material from the stock piece, generally known as the blank or workpiece, to provide a custom-created part1.The 1st programmable device was designed from the late forty’s in MIT. It utilized punched playing

電子煙的發展與優勢電子菸是一種利用電池供電、將煙液加熱產生蒸氣的裝置。相較於傳統香菸，其不含紙菸燃燒產生的焦油與一氧化碳，因此被視為相對較低害的吸煙替代品。除了健康考量，現代電子煙主機在設計上也日益講究，體積小巧、外型時尚，非常適合�