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- Experimental Study on Integral Cold Backward Extrusion Technology of Flat Hook-commutator 平面钩型换向器整体反挤压工艺实验研究
- cold backward extrusion 冷逆流挤出
- Metal flow is a very inhomogeneous process during backward extrusion of complex box body, Relative shape and size of the blank is a key factor which affect metal flow. 摘要复杂盒形零件的反挤压是一个极其不均匀的流动过程，坯料的相对形状及尺寸是影响金属流动的关键因素。
- Metal flow is a very inhomogeneous process during backward extrusion of complex box.It is predominant how to harmonize and to control metal rational flow at each deformation zone. 复杂盒形零件的挤压成形是一个极其不均匀的流动过程,如何协调和控制各变形区金属的合理流动,是其挤压成败的关键。
- A modified kinematically admissible velocity field for the backward extrusion of internally circular shaped tubes from arbitrarily shaped billets is proposed. 提出了对任意形状坯料的反挤压成形内圆筒的运动许可速度场改善。
- Metal flow is a very inhomogeneous process during backward extrusion of complex box body,Relative shape and size of the blank is a key factor which affect metal flow. 复杂盒形零件的反挤压是一个极其不均匀的流动过程,坯料的相对形状及尺寸是影响金属流动的关键因素。
- By improving the design of forging die and using press-forging and backward extrusion principle,solves the problems of 130 steering knuckle forming which can not be fully filled during forming. 通过改进预锻模膛的设计,利用镦粗成型、反挤成型的原理,有效解决了130转向节板部模锻成型时充不满的问题。
- A new method for processing the hexagonal hole in the axle by hot backward extrusion on the friction press was proposed,which threw away the traditional milling or slotting method. 对轮轴上六方孔的加工提出了摒弃传统的铣插加工方法,采用在摩擦压力机上进行热反挤压成型,并就可能出现的缺陷及防止措施进行了探讨。
- Backward Extrusion Rotary Swaging Forging 旋转反挤压锻造
- MN copper rod and wire backward extrusion press 铜棒线反向挤压机
- The study of backward extrusion die designing 反向挤压模具设计探讨
- This strain of wheat can grow during a cold spring. 这种小麦可以在寒冷的春天生长。
- Discusson on Calculation Formulas of Backward Extrusion Force 反向挤压力计算公式分析
- The girl stood shivering with cold on the doorstep. 那姑娘站在门前的台阶上,冷得直打哆嗦。
- Research on Control Technique of Metal Backward Extrusion Press 关于金属反挤压机控制方法的研究
- It is neither hot nor cold in winter here. 这里冬天既不热也不冷。
- She could only croak because of her heavy cold. 她因患重感冒只能用沙哑的声音说话。
- Varying law of extrusion force in process of backward extrusion 反向挤压时的挤压力变化规律
- Hot and cold are contrary terms. 热与冷是相反的词语。
- She got cold feet when asked to recite in class. 当她被叫起来在班上背诵时害怕了。
