hydraulic external cutter 液压外割刀 ; 水力式外割刀
external drill pipe cutter 钻杆外割刀
external gear shaper cutter 外啮合插齿刀
The external cutter slips over the fish or tubing to be cut.
外割刀在准备要割断的落鱼或油管上滑动。
The tooth curve of a plunge shaving cutter for an external gear is a recess transcendental curve, so it is difficult to grind it.
用于外齿轮加工的径向剃齿刀，其齿向曲线为内凹超越曲线，这给剃齿刀的刃磨带来了困难。
This paper concludes the designing of the external tooth shaping cutter for tooth tip relief as a double-aimed optimization problem and proposes a mathematic model of optimum design.
把修缘角外插齿刀的设计归结为一个双目标的优化问题，建立了优化设计的数学模型。
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