In the light of using top down method in the design of product with CAD, a method of feature design, which chooses proper shape feature as the datum for next design step, is presented.

针对自上而下的计算机辅助机械产品图形设计，提出了适应这种设计思维的特征设计方法，即选择合适的形状特征，作为进一步的详细设计的基准。

youdao

CBT is the "top down" method in which patients speak to therapists about the problems they're having and, after a typical period of 12 to 15 weeks with results typically being recognizable in 6 weeks.

认知行为疗法是一种“自上而下”的治疗方法，病人和治疗专家交谈，向专家倾诉自己的困扰，一般需要经过12至15周的疗程，往往在6周之内就可以发现原因。

youdao

First, Steps 1-3a of the top-down method are used, primarily to produce the so-called DTOs (possibly based on standards-based XSDs).

首先，请遵循自顶向下方法中的步骤 1-3a，这主要是为了生成所谓的 DTO（可能根据基于标准的 XSD）。

youdao

Using a bottom-up approach to his research, as opposed to Mr McCullough's top-down method of looking at the project through a geopolitical prism, Mr Parker has written the Panama story for a new generation.

ECONOMIST: The Panama Canal