手表金属表壳的制作工艺流程车钻锣雕CNC加工流程 process flow of CNC车壳来胚→雕格仔纹→3.9H巴孔→安全带卡扣耳仔配壳位→铣按的位→粗钻按的孔→胶内罩位Blank after turning → Milling the plaid → Drilling the 3.9H cown hole → Milling the lug to fit the end piece → Mi