针对传统的抛物线算法在计算棱边散射体时误差较大这一问题,本文引入了一致性绕射理论对其进行修正。
To eliminate the obvious error resulted by the scattering analysis of scatterers with edges by traditional PE method, Uniform Theory of Diffraction was presented to solve the problem.
隼鸟号2003发射升空,于2005年进入系川小行星的轨道,意图是靠近并发射一个抛射体进入其表面,捕获撞击产生的尘埃。
Hayabusa was launched in 2003 and matched orbits with Itokawa in 2005. The intention was to get close, fire a projectile into the surface and grab some of the ensuing dust.
结果:经太空诱变后的生物工程细胞染色体畸变率为:环状占10.5%,无着丝断片占36.75%,三射、四射体占13%。
Result: The abnormal chromosome rate of bio-engineering cells muted by outer space were: ring chromosome, 10.5%; acenericfragment, 36.75%; triceneric and fourcentric, 13%.
如果金钱在一个良性的经济体里像血液在一个健康身体里那样循环,那外表活力四射的中国却有一颗黑洞般的内心。
IF MONEY circulates around a sound economy the way blood circulates around a healthy body, then outwardly robust China has a black hole for a heart.
方法用高灵敏度负高压人呼出气中钍射气子体收集测量系统对每名被检矿工测定其肺内钍的沉积量。
Method By using high sensitive negative voltage exhaled thoron progeny collection and measurement system, the thorium lung burdens of each dust exposed miner was obtained.
本文应用几何绕射理论对介质覆盖体上过渡区和焦散区的场进行了详细地分析。
The fields in transition and caustic region of dielectric coated objects are obtained by geometric theory of diffraction.
本文应用几何绕射理论研究了有限结构体上天线的辐射特性,并给出了圆柱体上直立天线的计算结果。
In this paper, the antenna radiation features on finite constructional bodies is studied via GTD, and the calculated result of vertical antenna on cylinder is obtained.
通过模拟结果与实验结果比较,得出了熔体“吹破”、短射和薄壁穿透三大缺陷的影响因素。
By comparing the simulation results with experiment data, the influence factors of three defects including melt blow through, short shot and gas fingering are achieved.
分析比较被熔射金属包镶的金刚石与被热压烧结的金属粉末包镶的金刚石,以及与其包镶体之间的结合强度的差异。
And also, the difference of combination intensity of diamond and its binding body made by hot-pressing sintering or by plasma-spray forming was analyzed and compared in the same way.
对随机发育的岩体结构面,赤平极射投影是确定优势结构面及分析边坡潜在破坏模式的基础。
As far as the stochastic rock mass plane is concerned, the method projection on equator plane is based on ascertaining preferred plane and analyzing latent destroy pattern of slope.
方法分析大量铸体薄片以及扫描电镜、压汞、和X -洐射资料。
Methods the data of the casting film, electron microscope scanning, hydrargyrum driving text and X-diffraction were analyzed.
利用洛伦兹变换,画出了相对论下二体反应实验室系和动心系出射粒子动量的关系图,并利用关系图,对不同情况下的出射粒子能量分布作了讨论。
Using Lorentz transformation, a momentum vectors diagram of the emitted particle in laboratory frame and center-of-momentum frame is given in relativistic two-body reaction.
对射光束一体的槽型光电传感器可设计到任何流水线上生产过程。
Teopto self-contained thru-beam sensors are designed to streamline any production process.
研究表明,所制备的体散射导光板样品的出射光主要分布在偏离出光面法线一定角度的方向上,具有良好的光学均匀度。
The results show that the output light mainly distributes in deviation from the normal of LGP at certain angle direction and a good uniformity of intensity can be achieved.
研究表明,所制备的体散射导光板样品的出射光主要分布在偏离出光面法线一定角度的方向上,具有良好的光学均匀度。
The results show that the output light mainly distributes in deviation from the normal of LGP at certain angle direction and a good uniformity of intensity can be achieved.
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