1) Stacking aperture
叠加孔径
3) weighted hole diameter
孔径加权
4) overlapped sub-aperture algorithm
重叠子孔径算法
1.
The principle of overlapped sub-aperture algorithm(OSA) is studied, and a method for processing stripmap SAR data is presented by combining OSA with polar-format processing algorithm(PFA).
对重叠子孔径算法(overlappedsub aperturealgorithm,OSA)的原理进行了分析和研究,结合极坐标格式处理算法(polar formatprocessingalgorithm,PFA),对条带模式SAR回波数据进行成像处理。
5) accelerator aperture
加速器孔径
6) prepared hole-diameter
预加工小孔孔径
1.
Through FEM numerical simulation of flanging process which was carried out with ABAQUS software,the cognition that flanging process can be divided into 4 stages,the dynamic process of flanging,the method of computing for the prepared hole-diameter,the material thickness transformation of deformation area and the characteristic of effective stress distribution,etc.
利用有限元分析软件ABAQUS,对圆孔翻边成形过程进行了数值模拟,获得了翻边变形可以分为4个阶段的细观认识及其动态过程、翻边预加工小孔孔径的分析计算方法、变形区料厚变化情况以及等效应力分布与特点等。
补充资料：波的叠加原理
物理学的基本原理之一。介质中同时存在几列波时，每列波能保持各自的传播规律而不互相干扰。在波的重叠区域里各点的振动的物理量等于各列波在该点引起的物理量的矢量和。
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