查询词典 die-cast

"I must die," again says Epictetus. But must I then die sorrowing?

厄匹克特泰又说，我迟早会死，但是，我必得悲伤地死去吗？

According to IS theory as well as die bond requirement in reality, Au/In was chosen by virtue of appropriate equilibrium diagram and high reaction rate from a variety of binary alloy systems as die bond media. To match CET of chip material of silicon, alloy 42 (Iron-Nickel) rather than copper—2 kinds of lead-frame materials in most common usage, was selected as substrate.

根据等温凝固原理和芯片焊接的实际需要，从多组二元合金中选出了共熔点低、反应速度快的金和铟作为焊接材料；并以硅片作为芯片，从目前最常用的框架材料—铜和铁镍四十二合金中，选出了与硅的热膨胀系数相近的铁镍四十二合金作为衬底材料。

This paper presents the general methods and process of panel die design in PRO/E environment. The design can be top- down and bottomup. The emphasis is on the design and analysis of die surfaces under the PRO/DIEFACE including extensions, extension ratio, spring back ,etc.

本文探讨在PRO／E环境下采用自顶向下和自底向上的方法进行覆盖件模具设计的技术、方法和过程，着重叙述利用PRO／DIEFACE进行模具接触面设计、分析和空间曲面处理的步骤，包括模具型面、工艺余料、法兰、拉深筋、弹复角的生成和成形度分析等。

The rolling procedure of cross wedge rolling in the case of die void and not was simulated adopting Finite element method. Base on it, effect of die void on rolling force was analyzed in detail.

为此，采用有限元法对楔横轧模具在不脱空和脱空情况下进行了轧制过程数值模拟，详细分析了模具脱空对轧制力影响的规律，得到了在一定断面收缩率范围内模具脱空有利于减小轧制力的研究结果，并与测试结果进行比较。

Considering the problems of spurgear precise plastic forming, such as high deformation resistance, poor flowability and especial hardness to fill cant of gear, technological plan was developed based on precise plastic forming technique, successive control principle and consecutive local deformation theory. Moreover, structures of the rolling preform die and the die with up and down wellrounded forcer for stamping-extrusion and bulge-extrusion combining forming were designed too.

因此本文的主要研究内容和结果如下：本文以某种直齿轮：模数m＝2，齿数z＝20，压力角α＝200，变位系数x＝0为对象，针对直齿轮精密塑性成形变形抗力大，流动性差，特别是成形中齿轮角隅部分更加难以充满问题，基于精密塑性成形技术、逐次控制原理以及连续局部变形原理提出了"直齿轮滚轧制坯－镦挤、胀挤复合精成形"的工艺方案，设计了滚轧制坯的模具结构和上下冲头带圆角的镦挤、胀挤复合精成形的模具结构。

For example of trunk-lid, the author has finished the die-face design, formability analysis and die structure design in this paper.

本文以轿车行李箱后盖为例，完成了拉延模型面设计、成形性分析和模具结构设计的全部工作。

It is nothing to die, what is frightful is to die without seeing her.

死是无所谓的，可怕的是，死而见不到她。

Many a man will have the courage to die gallantly, but will not have the courage to say, or even to think, that the cause for which he is asked to die is an unworthy one.

很多人可以勇敢的死去，但是却没有勇气说他为之而死的原因没有意义，甚至连这样想一想的勇气也没有。

If hip hop should die before i wake i'll put an extended clip inside of my ak roll to every station, murder the dj roll to every station, murder the dj hip hop just died this mornin' and she's dead, she's dead [verse 1] yeah, niggaz smoke, laugh, party, and die in the same corner get cash, live fast, body their man's mama rich ass niggaz is ridin' with three llamas revenge in their eyes, hennesy and the ganja word to the wise with villain state of minds grindin', hittin' brazilian dimes from behind grindin', hittin' brazilian dimes from behind (grindin', hittin' brazilian dimes from behind) whenever, if ever, i roll up, it's sown up any ghetto will tell ya nas helped grow us up my face once graced promotional sony trucks hundred million in billin', i helped build 'em up gave my nigga my right, i could have gave left so like my girl foxy, a nigga went def so nigga, who's your top ten?

如果嘻哈应死之前，我醒来我将提出延长剪辑内，我的AK 轧辊，以每个车站，谋杀金大中轧辊，以每个车站，谋杀金大中嘻哈刚刚去世，这mornin '她的死，她的死亡 [诗1 ] 是啊， niggaz烟雾，笑，党，及模具在同一个角落获得现金，生活快，身体他们的人的妈妈丰富的驴niggaz是ridin '三马驼报复，在他们眼中， hennesy和印度大麻 Word中的英明与小人国的头脑 grindin '， hittin '巴西角从背后 grindin '， hittin '巴西角从背后（ grindin '， hittin '巴西角从背后）每当，如果，我卷起来，它的播种面积最多任何聚居区会告诉亚的NAS帮助我们成长起来我的脸，一旦交织的促销索尼卡车亿在billin '，我帮助建立了'射击给我nigga我的权利，我可以离开了因此，喜欢我的女孩推动国内， nigga到高清因此， nigga ，谁是你的十大？

Because of rigorous theory is lack, method that metal plastic stream is supposed through geometric proportion condensation, makes that cell quantity of the partition complex special-shaped product and disperse dots of die surface are many, reduce regression precision of streamline die design, sometimes can't be built mathematics module and its optimization.

由于缺乏严密的理论支持，仍假设金属流动按等比压缩方式研究，致使复杂拔挤异型材划分等比率单元过细及描述模腔曲面的离散点过多，降低了流线模设计的回归精度，甚至无法建立模腔数学模型及其优化。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。