1) gradually contract curve
渐缩弯道
2) the reductive pipe elbow
渐缩管弯头
1.
Graph auto-producing on the approximate extension of the reductive pipe elbow based on mathematics model;
基于数学模型的渐缩管弯头近似展开绘图实现
2.
One kind of sheet metal based on the extension mathematics model for the reductive pipe elbow in the automobile silencer shell is put forward in this article.
本文介绍了一种基于展开数学模型的汽车消声器渐缩管弯头钣金方法,由于该方法可以通过自动绘制展开图实现Nestcut钣金排样系统下的自动下料和数控切割,必将能极大地提高工程技术人员的工作效率,进而提高产品质量。
3) two elbow with positive cone
渐缩径弯头
1.
The mathematic model of two elbow with positive cone is built,in order to draw its evolve drawing more accurately.
根据不同的已知条件 ,给出了两节弯头主视图的两种绘制方法 ;并建立了正圆锥两节渐缩径弯头的数学模型 ,以便更准确地绘制其展开
5) divergent-convergent channels
渐扩-渐缩通道
6) converging diverging channels
渐扩渐缩通道
1.
Flow characteristics of fully developed laminar water flow in two kinds of periodically converging diverging channels were studied in the boundary fitted coordinates.
本文在适体坐标系下计算了两种渐扩渐缩通道 (线型通道及波纹型通道 )内水的周期性充分发展流动。
补充资料：聚乙烯醇缩乙醛、缩丁醛树脂
中文名称：聚乙烯醇缩乙醛、缩丁醛树脂
英文名称：Vinyl acetal polymers, acetal butyrals
vinyl acetal polymers, acetals butyrals
英文名称：Vinyl acetal polymers, acetal butyrals
vinyl acetal polymers, acetals butyrals
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条