通过在平面中连接每个变量的三个交点可形成辐射图形,这样每个变量形成一个三角形。
The spider graph is formed by linking the three intersections of each variable with the facets, forming a triangle for each variable.
采用边界离散方法对具有辐射换热边界的平面非规则域内稳态温度场进行了分析,得到了级数形式的解。
The steady temperature field in irregular plane domain with radiation heat exchange boundary is analyzed by the boundary discrete method, and the solution in form of series is obtained.
接着推导了阶跃折射率平面介质波导和圆光纤的正交模式——包括束缚模式和辐射模式。
Then the mode series of step index planar dielectric waveguide and circular optical fiber are studied, including propagation modes and radiation modes.
根据辐射理论重新设定了平面衍射物的边界函数,并以此条件推导了基尔霍夫衍射公式,并赋予新的含义。
Firstly according to radiation theory the boundary function of planar diffraction body is given, based on this condition the Kirchhoff diffraction formula is deduced and obtained.
目的测量和评价介入诊疗区域内常规穿刺平面辐射剂量的分布特点,绘制相应的等剂量曲线示意图。
Objective To measure and evaluate the distribution feature of radiation dose at the conventional puncture plane in invasive diagnosis and treatment area, and depict the corresponding isodose curve.
麦克斯韦方程组:洛仑兹力,平面电磁波,辐射,光波,反射,折射,惠更斯原理,衍射,干涉现象。
Maxwell equations: Lorentz force, plane electromagnetic waves, radiation, light waves, reflexion, refraction, Huyghens principle, diffraction, interference phenomena.
当脉冲量旋转时,辐射束扫过天空,就像灯塔的光束绕地平面扫视那样。
As the pulsar rotates, this beam sweeps the sky in the same way that a lighthouse beam sweeps around the horizon.
在低温热水地板辐射供暖系统的计算中,原用的平面肋片模型假设地板的温度场是一维的。
Original plane fin model of calculation for heat dissipating capacity in low-temperature hot water floor radiation heating system was hypothesized one-dimensional temperature field in floor.
该天线在两个频段有相同的极化平面和较宽的辐射波束。
For the two operating frequencies of the proposed antenna, the same polarization planes and broadside radiation patterns are obtained.
根据辐射传输理论,利用叠加法数值计算了这三种不同构成的云层的反射函数,以及它们的平面反照率、透过率和吸收率。
The reflection function and plane albedo, transmissivity, absorptivity of the three types of clouds are evaluated with the adding_doubling method by solving the radiative transfer equation.
标签天线的辐射贴片、馈线和无源阻抗匹配网络是一个平面结构,加工时可以同时刻蚀,简化了工艺。
The radiation patch, feed line, and the impedance-matching network are a coplanar structure which can be etched simultaneously; this helps to simplify the manufacturing process.
结果成功测量相关数据并绘制介入诊疗区域内常规穿刺平面正、侧位辐射剂量分布示意图。
Results We successfully measured doses of X_ray radiation in invasive diagnosis and treatment area, and depicted the distribution curve.
可以简单地量测辐照度或其当量——平面辐射温度。
Irradiance or its equivalent, the plane radiant temperature, can be simply measured.
利用标量辐射传输理论,计算了云层对光波的反射与透射,给出了云层的平面反照率和双向反射函数;
The scattering and reflection of light by clouds are studied by scalar radiative transfer theory. The plane albedos and bidirectional reflectance of clouds are given.
修正了任一方向的平面内太阳辐射计算模型,使之适用于编程计算各种倾角和方位角平面上的太阳辐射。
The calculation model of solar radiation on titled surface has revised so as to be suitable for any obliquity and azimuth of a tilted surface.
并以平面阿基米德螺旋天线为例,计算了天线上的电流分布和辐射特性,验证了天线的频率无关特性。
With the plane Archimedean spiral antenna a calculation of the current on the antenna as well as its radiation is carried out and its frequency independence was verified.
内部空间从平面中心向外辐射,建立与周围环境的连接。
Internal Spaces radiate outwards from the center of the plan, establishing connections with the surrounding environment.
首先将点源函数展开为一个算符对平面波函数的运算,经过计算证明,如果将这个算符对参量阵远场解进行运算,得到的结果即为线源参量阵辐射场的解。
The sound fields of the parametric line array can be analysed by it. Firstly, the point-source function is expanded into an operator on a plane wave function.
结果表明该天线阵拥有良好的辐射性能,具有低损耗,轻便,易于平面集成的特点。
The proposed antenna keeps good radiation performance and has advantages of low cost, light weight, easy fabrication and easy integration with planar circuit.
此外,光学系统中像的辐射量度定理用来建立虚拟探测器平面与CCD相机平面之间的能量映射关系。
In addition, the radiance theorem is also adopted to establish the energy relationship between the virtual detector and the CCD camera.
讨论了利用平面层大气来代替曲率大气对太阳辐射吸收引起的误差。
The errors are discussed when the spherical shape of the atmosphere is replaced by horizontal approximation.
建立了红外焦平面阵列输出信号的数学模型,推导出使用参考辐射源的补偿算法并设计了仿真程序。
A mathematical model of the output signal of focal plane array was established; a compensating algorithm utilizing reference source was derived and simulating programs were designed.
提出了一种利用平面解三角,并结合辐射源信号到达方向和脉冲到达时间差对运动辐射源进行单站无源定位的算法。
An algorithm used trigonometry to passively locating a moving emitter with direction of arrival (DOA) and time difference of arrival (TDOA) of the emitter signal is given.
热敏薄膜电阻制备是非致冷微测辐射热计红外焦平面的一项关键技术。
Preparation of thermal sensitive thin film resistor is one of key technologies in uncooled micro bolometer IR FPA fabrication.
非制冷红外焦平面器件是微测热辐射计的核心部件。
The Uncooled Infrared FPA is the key component of the microbolometer.
讨论了一种静电摇摆器中电子的自发辐射谱和高次谐波的增益,其形式与平面磁摇摆器中的类似。
The spontaneous emission spectrum and higher harmonic gain of a relativistic electron in a novel electrostatic wiggler are discussed.
红外凝视成像系统辐射定标就是在系统焦平面阵列探测器单元的数字化输出与其接收的目标红外辐射之间建立精确的定量关系。
The calibration of infrared staring imaging systems is to acquire the accurate quantitative relation between its digital output and radiance energy of objects.
本文利用变量代换法导出了向无损耗空间辐射的,尺寸相同和不相同的平面缝隙辐射元互导纳的通用计算公式。
General formulas are derived for calculating mutual admittance of planar slots radiating into a lossless space by making use of change of variables.
这说明这个一维多辐射输运程序可以较好的模拟X光打击平面靶的实验结果。
This proved that the one dimensional multi group radiation transport program can do well in simulating the ex...
为了探测衬底是否处在检查设备的焦平面上,一种光学聚焦传感器被布置为通过物镜接收辐射光束。
To detect whether a substrate is in a focal plane of an inspection apparatus, an optical focus sensor is arranged to receive a radiation beam via an objective lens.
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