1.
From corner to corner;diagonally.
对角地从角到角地，对角线地，对顶地
2.
a single stitch at a diagonal.
对角线处只有一条缝线。
3.
diagonal microprogramming
对角线型微程序设计
4.
a diagonal line across the page.
一条对角线横过书页。
5.
slanted across a polygon on a diagonal line.
以对角线斜跨多边形的。
6.
diagonal displacement
对角线形纬斜(织物疵点)
7.
vertical diagonal time section
对角线垂直时间剖面
8.
Plunge is the dip of a line.
伏角：指直线的倾角。
9.
Line A crosses line B at right angles.
A 线与B 线成直角相交。
10.
low-altitude dish
低辐射天线，低仰角天线
11.
equilateral hyperbola
直角双曲线, 等轴双曲线
12.
Several Inequalities Involving Medians and Angle-Bisectors of Acute Triangles;
锐角三角形中线与角平分线的几个不等式
13.
The threads that run crosswise in a woven fabric, at right angles to the warp threads.
纬线或线纱织物中十字交叉的线，与纵线成直角
14.
Vertical angle of maximum candlepower emission
最大发射光线的垂直角
15.
The bisectors of its base angles are equal.
底角的平分线是相等的。
16.
These two lines form a right angle.
这两条线成一直角.
17.
Line AB is the base of the triangle ABC.
AB线是三角形ABC的底边。
18.
Let OC be the bisector of angle AOB.
oc为AOB的角平分线。