• 介绍微电子镀覆半导体IC封装凸点制作、多芯片组件以及微电子机械系统中的应用

    This article describes the application of microelectronic plating in manufacture of semiconductor, IC packaging, micro-bumps, multichip modules and microelectronics mechanical systems.

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  • 实验通过选择性地对涂敷CCL基板上钎料进行激光加热熔化,最后形成焊料凸点矩阵

    The experiment is conducted by selective laser heating and melting the thin solder layer and then preprinting it on CCL in order to form the matrix with solder pads.

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  • 详细阐述了CSP主要的关键技术:即结构设计技术,制作技术,包封技术和测试技术。

    We particularly expatiated some key technology about CSP: structure designing technology, Solder Bumping making technology, envelopment technology, testing technology.

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  • 着重介绍了电镀金金锡、锡、锡银化学工艺过程,最后简单介绍了制备凸点电镀设备

    Electroplating processes of Au, Au-Sn, Sn-Pb, Sn-Ag and chemical nickel-plated bumpings are described in particular. And finally, electroplating equipments for bumping formation are introduced.

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  • 介绍激光重熔阵列封装钎料成形中的研究进展,并且PBGA共晶钎料激光重熔进行了工艺研究。

    Research status of laser reflow on solder bump forming of area array packages are introduced, and experimental analysis on laser reflow of PBGA solder ball is performed.

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  • 欧盟大约100名高级工人米利诺·基特行使自己的“凸点”的权利接管阵地轧机米利诺·基特。

    Union officials say that approximately 100 senior workers at the Millinocket mill will exercise their "bumping" rights and take over positions at the mill in East Millinocket.

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  • 并对两种制备方法做了比较分析了制作质量后,认为经过改进的蒸发结合光刻可以制作质量的阵列凸点

    The analysis of the quality of the bumps fabricated by using these two methods shows that the improved evaporation plus lithography method can be used to fabricate bumps with high quality.

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  • 本文主要论述MCM工艺过程多芯片组装技术中的C4技术。对M CM种类、MCM关键工艺、M CM制作方法等做了简单介绍。

    This paper described the C4 fabrication of Multi-chip-modules and the MCM process, and also described the key point of MCM technology, the variety of MCM, the bump fabrication methods.

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  • 泄漏发生后对黄石河造成污染的区域包括北美低音鲶鱼鲱鱼鲑鱼,而且在更远一下游麦尔斯下方还有当地特有的浅色鲟鱼

    The stretch of the Yellowstone where the spill occurred contains sauger, bass catfish, goldeye, trout and, farther downstream, below Miles City, native pallid sturgeon.

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  • 如果一侧的,而在一侧是的。

    Of if is concave up on one side of and concave down on the other side.

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  • 具体地对于平面上任意构造出对应包,经过编码转换之后输出所有的信息。

    Specifically, given a set of points in the plane, please construct the convex hull and output an encoded description of all the extreme points.

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  • 最后较弱假设条件,讨论了G -空间中的重合定理极大极小组定理从而推广近期文献相关结论

    At last, we establish systems of coincidence theorem and system of minimax theorems in G-convex under weaker assumptions. Our results generalize the corresponding results in recent literature.

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  • 本文对于2 -距离空间引入结构概念,由此得到一类非扩张映象的不存在定理

    In this paper we present a convex structure for 2-metric Spaces, and from this we get a fixed point theorem for a kind of nonexpansive mappings.

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  • 局部空间利用有效性量化特征研究严有效性质稠密性质。

    Using scalar characterization of a strictly efficient point in Locally convene Spaces, we study the section property and the density of strictly efficiency.

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  • 并提出给定而单调的型值判断这种插值存在性的算法

    An algorithm is presented which determines if there exists such a shape preserving interpolation for convex and increasing data points given.

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  • 因此研究有重要意义

    Therefore, the research of pointwise properties showed the great significance.

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  • 对如何测量进行了详细介绍。

    A measure for the prominence of a corner is introduced.

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  • 局部线性拓扑空间中引入可凹概念讨论性质

    This paper introduces the notion of denting points in locally convex spaces and discusses its properties.

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  • 不想练出那种肌肉,我只是感觉舒服一心脏更加健康

    I don't want to have bulgy muscles, I just want to feel good, sweat a lil, get my heart healthy!

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  • 出发搜索方向所有下降方向一种组合

    The direction of search starting from an extreme point is a convex combination of all descent directions along the edges at the point.

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  • 证明了每上半连续非空紧值映射至少存在一个该映射不极小连续本质集,以及极小连续本质集连通的。

    It is proved that there exist at least one minimal continuously essential set of fixed points, and the minimal continuously essential set is connected.

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  • 提出一种计算海量平面快速近似算法——坐标旋转法(PSCR)。

    The paper presents an efficient approximate algorithm for Convex Hull of very large planar point set. That is Point Set Coordinate Rotation Algorithm(PSCR).

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  • 给出范共轭空间()、紧之间被空间中的分隔定理。

    It is shown that a point and a (compact) convex set are separated in this paper, and two compact convex sets are separated by a point of the original space in normed dual space.

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  • 本文给出一个算法

    In this paper, we give a convexity-preserving algorithm of the four - point scheme.

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  • 本文构造了一个新的求解非区域不动问题的内同伦算法法锥定义2

    In this paper we construct a new interior-point homotopy method for solving fixed-point problem in nonconvex set, and prove the convergence under the weak normal cone condition see Definition 2.

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  • 第二算法不断删去多边形产生的凹最后得到序列

    The second algorithm is that polygonal concave points and newly created concave points are continuously removed, and a vertex sequence of the convex hull is finally obtained.

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  • 本文研究域内间的平均距离公式,利用广义支持函数方法分别求了圆、矩形椭圆域内两间的平均距离,给出了具体的求解过程

    By using the generalized support function, we reckon the mean distance of two points of circle, rectangle and ellipse, and deduct the idiographic process.

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  • 提出了一种基于有序简单多边形平面快速求取改进算法,新的算法能够避免极值重合的问题。

    This paper improves the fast convex hull algorithm of planar point set based on sorted simple polygon.

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  • 本文给出2 -空间一致一致正规结构、正规结构概念,指出空间具有不动性质

    This paper introduces the concepts of uniform convex, uniformly normal structure and normal structure for 2-normed Spaces. It is proved that for such Spaces, the fixed point property holds.

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  • 本文给出2 -空间一致一致正规结构、正规结构概念,指出空间具有不动性质

    This paper introduces the concepts of uniform convex, uniformly normal structure and normal structure for 2-normed Spaces. It is proved that for such Spaces, the fixed point property holds.

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