Effect of plane angle of serpentine spring on characteristics of capacitive RF MEMS switch
折叠梁平面角对电容式RF MEMS开关性能的影响
In this paper,a new dimensionality reduction method for calculating the radiant heat transfer with two dimensional characteristics was defined on the basis of a plane angle.
与三维方法不同的是 ,降维后的辐射强度 I2 D是在二维系统平面角的概念上导得的 ,其值为辐射力 E的一半 ,即 I2 D=E/ 2。
The practical problem of the arbitrary plane angle (the edge of the angle is the line at arbitrary position) in space and its projective angle is analyzed and studied in this paper.
本文对空间任意平面角（角边可为任意位置的直线）及其投影角这一具有实用性的几何问题进行分析研究；用几种不同的解析方法得出在各种情况下的关系式，从而能以最少的参变量，进行准确而简便的计算。
This paper applies geometric vector concept to derive the relations between double plane angle(angle between two planes)and planar angle when three planes intersects each other,and obtains eight formulae for working out the related angles and expanded dimensions on driver′s cabs of material handling equipment.
运用几何中向量的概念 ,推导出 3个平面两两相交时 ,其二面角与平面角的关系 ,得出 8个计算公式 ,可解决起重运输机械驾驶室的有关角度和展开尺寸的计算。
A right angle plane reflector is added to the evacuated tube,surrounded by sunbeams to form a optimal absorbing system.
从利用太阳能为家庭提供开水的思路出发,研制出一种配有阳光环绕式直角平面反射器的玻璃真空管太阳热水/开水器。
Students Understanging of Dihedral Angle and Dihedral Angle Plane Angle Concept;
中学生对二面角和二面角平面角的认知
flat square
平面直角,[港]平面方角
Gauss grid convergence
高斯平面子午线收敛角
A rectangular parallelepiped.
长方体直角平行六面体
To measure by using trigonometry.
用平面直角三角形计算工具测量
The angular distance below the horizontal plane through the point of observation.
俯角从观察点看，在水平平面下的角距离
(physics) the angle that a magnetic needle makes with the plane of the horizon.
（物理）磁针与地平线平面所形成的角。
at right angles to the plane of the horizon or a base line.
与水平面或者基准面成直角。
"Types of flat or angular moldings are the fascia, chamfer (or Bevel), and fillet (narrow Band)."
平面或角状线脚包括盘座面、斜切面(或斜角面)和方嵌条(窄带饰);
A horizontal line or plane at right angles to the plumb.
水平线与铅锤线成直角的水平线或水平面
a polyhedron whose vertices all lie in one or the other of two parallel planes; the faces that lie in those planes are the bases of the prismatoid.
顶点都在一个平面或两个平行的平面上的多面体；位于那些平面上的面是旁面三角台的底部。
Discussing the Equation of Angle Bisection and Bisection Planes;
关于角平分线方程和二面角的平分面方程的探讨
Some Geometric Inequalities on the Bisection Planes of the Dihedral Angles of a Tetrahedra;
关于四面体二面角平分面的几何不等式
sweep optical square
平面扫描仪;扫描式光学直角头;扫描直角转光器
The mean of angle of inclination in the palmar and ulnaris were respectively 4.5°,and 19.2°.
桡骨远端关节面掌倾角平均为4.5°,尺倾角为19.2°。
The angle or inclination of a line or surface that meets another at any angle but90=.
斜角，斜面一直线或平面与另一（直线或平面）相交所成的除90°外的任意角或倾角
The space between such lines or surfaces.
角度这样的线或平面之间的空间
replace a corner by a plane, in geometry.
在几何中截去角使成平面。