n.旋卷(卷缠；旋转)
Horniness Alloy Circumvolution File is our main product.It is widely used in manufacture of die and impeller, and used in carve and dentistry. 硬质合金旋转锉刀（钨钢滚磨刀），与调速电磨机、风动工具等配套，用于模具、车船、阀腔、叶轮、雕刻、齿科等作业的加工与光整。
Keywords Abrasive waterjet;Mixing effect;Suf-mixed;Pre-mixed;Circumvolution;Self-excited oscillation; 磨料射流;混合效果;后混合;前混合;旋转;自激振荡;
circumvolution exposal method 旋转曝光法
