The ellipse boundary of a fractured well was determined by the numerical simulation method.
在运用油藏数值模拟方法确定了压裂井作用椭圆边界,采用Matlab编程求解,得到了数学问题的2个最优解。
CNC incremental forming technology was used in the hole-flanging process,and forming force and thickness distribution during the forming process were studied.
将数控渐进成型技术应用在圆孔翻边中,研究了翻边过程中成型力与零件壁厚的变化,分析了成型工艺参数(成型工具头直径、每层进给量和零件的最终孔径)对板料翻边成型过程的影响规律。
round edge external corner
(釉面砖) 二面圆边外角
round-edged set hammer
圆边击平锤[陷型锤]
long side round edge opposites
(釉面砖) 对长圆边条砖
THE NATURAL BOUNDARY REDUCTION FOR SOME ELLIPTIC BOUNDARY VALUE PROBLEMS WITH CONCAVE ANGLE DOMAINS
凹角型区域椭圆边值问题的自然边界归化
Trigonometric Wavelet Methods Based on Natural Boundary Reduction for Some Elliptic Boundary Value Problems;
椭圆边值问题基于自然边界归化的三角波方法
pleated or tucked in lines radiating from a circular edge.
折成或者卷成从圆边发散开的线条。
The boundary line of a circle.
圆周一个圆的边界线
Circumference:The boundary line of a circle.
圆周:一个圆的边界线.
A brimless Scottish cap with a flat, round top.
无边圆软帽一种带有平圆顶的无边苏格兰圆帽
to construct a hexagon within a circle
在圆内作一个六边形
having columns on all sides.
在所有的边上都有圆柱。
rounded brimless hat fitting the crown of the head.
戴在头顶上的无边圆帽。
Not far to the right was the hump-backed bridge.
右边不远处是圆拱桥；
quadrant-edge orifice plate
1/4圆周边缘孔板
correspondence card unprinted and without gilt or decked edges or rounded corners
明信片,非印刷,无镀金边或毛边或圆角
Primary Orientation Flat- The longest flat found on the wafer.
主定位边-晶圆片上最长的定位边。
dangerous sector
危险半圆(北半球危险半圆在风暴轨迹的右边
Circle flange forming by prefabricated elliptical hole in stainless steel elbow
不锈钢弯管上用预制椭圆孔翻边成形圆孔