The low-level constraint relational model was introduced to record various constraint relations among parts and to check, improve and complete the reconstruction of the final assembly model, executing the result-oriented bottom-up design method; the parametric!

The top-down design flow by EDA technology substitute for the bottom-up design flow, which shorts the development period, reduce the development cost and speed the development of IC.

EDA技术采用的自顶向下设计流程代替了原有的自下而上设计流程，缩短了集成电路的开发周期，节省了开发费用，促进了集成电路的发展。

Only by taking an iterative approach where each iteration combines top-down and bottom-up design is an organization likely to achieve Process Isomorphism.

只有采用迭代的方式，在每个迭代中结合自顶向下和自底向上的设计，组织才有可能获得流程同构。

This design uses top-down design process when we design the structure of the system, and uses bottom-up design process when we realize the function of the modules.

本设计在设计体系结构时采用的自顶向下的设计流程，在功能实现时采用的是自底向上的设计流程。

Bottom-UP Design of Chinese Syntax Annotation Scheme

自底向上的汉语句法标注体系设计与实践

We see this being implemented in a variety of ways ( more on this later), often through bottom-up design and development efforts.

我们见到过实现此工作的各种方法（稍后将对此进行进一步的讨论），通常通过自底向上设计和开发进行。

When we review the history around core systems modernization, bottom-up design and line-of-business approaches have driven siloed IT decisions, accelerating the decay of these solutions.

回顾核心系现代化的历史，我们发现自底向上设计和业务线方法会催生竖井式的IT决策，加速这些解决方案的衰退。

Syntax-directed definitions implementation based on the bottom-up parsing

基于自底向上的语法制导定义的实现

We studied the contribution of Lee et al. on bottom-up update strategy and developed it to be used on TPR-Tree to reduce I/ O and CPU Time.

本文研究和发展了Lee等人提出的自底向上更新机制，将其应用于TPR~树，提高了I/O及CPU效率。

In this paper, offered an improved method. With bottom-up control strategy, pre-process and segmentate an image, then extract the edge with a threshold algorithm.

采用自底向上的控制策略，对图像进行预处理和分割，提出利用阈值化轮廓提取算法进行边缘提取。

With the development and application of various powerful experimental techniques, such as molecular self-assembly, mechanically controllable break junction and scanning tunneling microscope, fabricating functional molecular electronic devices by the bottom-up strategy becomes a hot research topic in molecular elctronics.

随着分子自组装技术、机械可控劈裂结方法以及扫描隧道显微术等实验手段的发展和应用，基于分子自身特性自下而上地构建具有特殊功能的分子器件成为当前分子电子学的研究热点。

Bottom-up strategy is like building a pyramid: it constructs upper-level concepts from basic components step by step until the whole concept of selected program is achieved.

自下而上方式是一种拼盘式方法，它从基本组件开始逐步组建上层概念，直至到达总体目标。

At the end of the day, it seems that some tool vendors have chosen the bottom-up strategy.

到目前为止，看起来一些工具厂商已经选择了自顶向下的策略。

Most existing reduction algorithms, which adopt a bottom-up strategy, can not guarantee their completeness.

现有大多数约简算法都采用自底向上的搜索策略，但不能保证算法的完备性。

The reading achievements of the thirty poor students correlate to bottom-up strategy use negatively.

30名差生的阅读成绩还与自下而上策略的使用呈负相关。

It is different from the available EA-based techniques mainly in that it uses a bottom-up search mechanism. The approach makes groups of examples evolved, and then rules are extracted from these groups of examples at the end of evolution.

它与现有进化分类方法的不同之处在于采用了一种自下而上的搜索机制，即先使若干样本的集合得到进化，再从进化结果中提取规则。

Hierarchical clustering method can be further classified into agglomerative and divisive hierarchical clustering, depending on whether the hierarchical decomposition is formed in a bottom-up or top-down fashion.

根据层次分解是自底向上还是自顶向下形成，层次聚类方法可以分为凝聚的（agglomerative）和分裂的（divisive）。

This step-by-step integration of components takes place in a bottom-up fashion, according to the order stipulated in the integration build plan.

这种一步步的组件集成发生在自下至上的方式中，并且按照集成构建计划规定的顺序进行。

In contrast to the validation phase, the measurement phase must happen in bottom-up fashion.

与验证阶段相反，度量阶段是自下而上的。

Especially we exploit the new modeling methodologies to fasten the behavioral simulation in the bottom-up verification of mixed-signal system.

特别是在混合信号系统自下而上的验证过程中，利用新的建模方法加速电路的行为级模拟。

In this paper, inspired by the findings in cognition psychology, we study the data competition in the bottom-up visual attention system and bring up a novel visual attention model based on the hierarchical competition.

结合认知心理学的相关发现，研究了由底向上视觉注意中的数据竞争问题，提出了一个新的基于层次竞争的视觉注意模型。