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- The test and study respectively on the forward and backward extruding technology for deep-cup-typed component with flange on base were conducted. 对一种底部带凸缘的深杯形件的正、反挤压工艺分别进行了试验研究。
- The advantages of the production for the aluminium alloy casing with backward extruding technology replacing multi-pass ironing technology are marrated. 叙述了用反挤压工艺代替多道变薄拉伸工艺生产铝合金外壳的优点。
- The technological analysis is conducted, the extrusion part is formulated, the blank demension and the backward extruding force are calculated for the aluminium casing. 对铝合金外壳进行了工艺分析、制订了挤压件图、计算了毛坯尺寸及反挤压力。
- Design of Backward Extruding Die with Guide Box 套筒式导向反挤压模设计
- He lined out for home without a backward glance. 他头也不回，急忙往家里走去。
- This part of the country is still backward. 这个国家的这个地区仍很落后。
- In some cities housing conditions went backward. 某些城市的住房条件越来越差。
- The teacher was patient with backward children. 那位老师对迟钝的学童十分耐心。
- He looked backward over his shoulder. 他回头向后看。
- backward extruding 反挤压
- She looked backward over her shoulder. 她回头往後看。
- Sheila is very clever but rather backward in expressing her ideas. 希拉很聪明，然而在表达思想时却有些腼腆。
- Although he is clever, he is backward in giving his views. 他虽然很聪明，却不善发表他的意见。
- An object or material produced by extruding. 压出品经过挤压而产生的物体或材料
- Frank was so backward that he hesitated to ask her to dance. 法兰克非常腼腆,不好意思请她跳舞。
- He had a firsthand taste of life in backward mountainous areas. 他直接体验过落後山区的生活。
- Automatic extruding and coiling ma. 胶线圈自动拉线收卷机。
- A backward flow of water, as from the action of oars. 反流，逆流向后流的水，如由浆的划动引起
- The backward man lacks black background. 落后的男子缺少黑色背景。
- The calcaneus projects backward behind the ankle. 跟骨突出于踝部的后方。
