1.
the two points A and B are vertical to each other
A点和B点互相垂直
2.
cubical cleavage
三向互相垂直的劈理
3.
Exact perpendicularity between the components must be maintained.
各分量之间必须严格地保持互相垂直。
4.
His plan is to drop perpendiculars from each point of the curve upon two planes intersecting at right angles.
他的计划是：从曲线的每个点处作线段垂直于两个互相垂直的平面。
5.
The electric and magnetic fields oscillate perpendicular to each other and perpendicular to the direction the light is traveling.
它的电场与磁场以互相垂直的方向振荡，并垂直于光的行进方向。
6.
A corner cube consists of three mutually perpendicular reflecting planes.
角棱镜是由3个互相垂直的反射平面组成。
7.
Calibration Based on Two Pair Perpendicular Parallel Lines
基于两对互相垂直平行线的自定标方法
8.
Construct the part of the tangent of the deltoid intercepted by the curve.
三角星形线的两条互相垂直的切线的交点在哪里?
9.
Construct two mutually orthogonal tangents of the deltoid. Where do they meet?
三角星形线的两条互相垂直的法线的交点在哪里?
10.
Having or constituting a support with two perpendicular axes, one of which is parallel to the earth's rotational axis.
赤道平面上的由两条互相垂直的轴支撑的，其中一条与地轴平行
11.
In every state of stress there exist at least three principal planes, which are mutually perpendicular.
对每一种应力状态，至少存在三个主平面，它们互相垂直。
12.
The molecule of the Figure has two mutually perpendicular rings with one atom in common.
图中的分子有共用着一个原子的两个互相垂直的环。
13.
"Each ply is laid down with its grain running perpendicular to the one before it. Like other glued-wood products, plywood provides a strong, inexpensive alternative to solid wood."
相邻两层纹理互相垂直。与其它胶合木制品相似,胶合板以其坚固和廉价成为硬木的替代品。
14.
The two lines are perpendicular to one another.
这两条线相互垂直。
15.
cross flow heat exchanger
交叉流式热交换器（流体在其中相互垂直地流动）
16.
Decussate Describing leaves in opposite pairs and with alternating pairs at right angles to each other up the stem.
交互对生的：两个相邻节上的对生叶交叉成垂直方向，称为交互对生。
17.
Designating a geometric coordinate system with mutually perpendicular axes.
直角坐标的表明是具有相互垂直的轴的几何坐标体系的
18.
any of the four areas into which a plane is divided by two orthogonal coordinate axes.
被两个相互垂直的坐标轴分开的平面中的四个区域的任一个。