本文利用矩量法分析任意形状导体地面上的线栅型圆锥单极子天线。
Wire conical monopole antennas at an arbitrarily conducting ground plane are analyzed by the Method of Moment (MM).
在所述滤线栅的一个实施例中,烧结结构配合通过金属薄板中的孔。
In one embodiment of the grid, the sintered structure engages through holes in metal sheets.
然而要做一个让光起偏的线栅则不那样容易,但是究竟还是做出来了。
It is not so easy a matter however to fabricate a grid which will polarize light, but it has been done.
然而要做一个让光起偏的线栅则不那样容易,但是究竟还是做出来了。
It is. not so easy a matter however to fabricate a grid which will polarize light, but it has been done.
标准滤线栅便于形成在收集边缘提供高磁场和高梯度的要素,压降较低。
Standard grids have advantageously shaped elements to provide high magnetic field and gradient near collecting edges, while causing very low pressure drop.
论述了利用“游标插值”的信号细分新方法,研制差线栅传感器的新思想。
The new thought of developing differential grating displacement sensor with the novel signal subdivision method of slipper interpolating is described.
分析了天线的电压驻波比和增益随着线栅根数以及天线高度等参数变化的特性。
The characteristics of VSWR and the gain of the antennas with different Numbers of wires and different heights are analyzed.
结论:考虑病人的吸收剂量和避免影像失真,摄影焦-片距的选择应与滤线栅的焦距相匹配。
Conclusion: Considering the absorbed dose of the patients and avoiding the image distortion, it is suggested that the selection of focus-film distance should be matched with the tube and grid.
为快速、准确地检测X线滤线栅的对散射X线的吸收能力和使用效果,研制了游线材几何性能测试系统。
A computerize system for testing the geometrical performance of grids are developed for fast and precisely controlling medical X-ray grid ability for absorbing scattered ray and its utility effect.
在已经通过选择性激光烧结建造出结构元件之后,所述滤线栅可以是通过模塑或研磨技术无法实现的高度复杂的3d结构。
Having a structural element that is built by selective laser sintering, the grid can be a highly complex 3d structure that is not achievable by molding or milling techniques.
测量中,把扫描隧道显微镜的探针扫描线作为参考栅,把物质原子晶格栅结构作为试件栅,对这两组栅线干涉形成的云纹进行了纳米级变形测量。
In the measurement, the moire pattern is generated by the scanning line of scanning tunneling microscope and the atomic lattice of substance as a specimen grating.
为克服大尺寸显示面板中反应时间的延迟问题,采用低阻栅线是十分有益的,同样在小尺寸面板上也存在这种相互匹配的过程。
Low resistivity of gate line is very useful for large size panel by overcoming rc delay, also, for small size application with fine pitch process.
她建议更多选择性的捕鱼方式,比如钩钓和线钓,或渔栅等。这些方式可以用来代替现在的捕鱼方式,因为这些方式不会抓住海豚。
She suggests more selective fishing methods, such as hook and line fishing, or fish traps, which do not catch dolphins, could be used instead.
本系统不仅用于计量长光栅动态检测,还可用于感应同步器、磁栅、线纹尺等长度计量元件的动态检测。
The method is used not only in the measurement of grating, but also in the dynamic measurement of other metrological length components.
串列叶栅的尾迹平均速度和紊流脉动速度沿额线方向比单列叶栅变化平缓。
The mean wake velocity profiles behind tandem cascades satisfy the self-similarity, similar to that behind the single-row cascade.
基于数字图像相关法解调被物体高度调制的投影栅线平移量的原理,提出了显微栅线投影相关法的概念。
Based on the principle of demodulating the displacement of the projected fringes with digital image correlation method, a micro fringe projection correlation method is proposed.
本文采用拟压缩性方法对不同积叠线弯曲叶片压气机叶栅内三维粘性流场进行了数值模拟。
The numerical simulation has been carried out to investigate the three dimensional viscosity flow in the compressor cascades with curved blades of different types of stacking lines.
讨论了金属栅网的微波传输线模型。
Microwave transmission line model on a cylindrical wire grid is discussed.
串列叶栅的尾迹平均速度和紊流脉动速度沿额线方向比单列叶栅变化平缓。
Behind the tandem cascades, the variations of mean velocity and turbulence intensity along the tangential direction become more gentle than that behind the single-row cascade.
以离心压缩机扩压器叶栅为例,在两个给定设计工况下采用所提出的方法求解其最佳叶片型线。
A diffuser cascade of a centrifugal compressor was chosen to be designed with the proposed approach, with its two operating points specified, and its blade profile to be optimized.
她建议更多选择性的捕鱼方式,比如吊钩和线钓(或延绳钓鱼),或渔栅等。这些方式可以用来代替现在的捕鱼方式,因为这些方式不会抓住海豚。
She suggests more selective fishing methods, such as hook and line fishing, or fish traps, which do not catch dolphins, could be used instead.
本文选取某重复级压气机平均半径处的型线,进行平面扩压叶栅非定常数值模拟。
In this paper unsteady numerical simulation of planar diffuse cascade is performed in the model profiles that choosing from mid-span of the blade in a repeated compressor.
本文分析了主线上的电压降对电池栅线设计的影响。
The influence of the decreasing of the voltage along the grid line on the design of front contact was analyzed.
进而,本文详细分析了系统的测量精度以及影响精度的主要因素,包括光栅周期、栅线夹角、光栅位置等系统参数的选取;
The accuracy of this method is discussed and also the factors including grating constant, position etc would affect the measurement accuracy are demonstrated.
另外一个重要特点是,它对试件栅栅线的反差要求不高,故可以用在氧化情况严重的金属高温热应变的测量中。
Another important feature of this method is that it can be used for the measurement of high temperature strains even at serious oxidation.
用途:用于电光源用栅丝、吊钩、芯线及电火线切割等。
APPLICATION:For grid filaments, hooks, mandrel filaments and spark wires dicing etc. on electric light source industry.
应用投影栅线法在现场检测三维物体的形状时,参数标定是影响测量精度最重要的一个因素。
In projected grating method used for measuring 3d surface topography, parameter calibration is the most important factor which affects the measurement precision.
按照本发明实施方式的液晶显示器件包括形成在基板上的栅线和数据线;
The liquid crystal display device is provided. The liquid crystal display device includes a gate line and a data line formed on a substrate;
本文对已研制成的线阵三相多晶硅交迭栅埋沟CCD (BCCD)摄象器件的结构、原理及实验、结果做一个简要的阐述。
This paper briefly describes the structure and principle of newly developed linear-array buried-channel CCD (BCCD) with 3-phase, polysilicon overlay-gate, and, experimental results are presented.
通过叶栅平面流场的绕流计算,确定了叶栅三个设计截面上的叶片型线。
Through the analysis of the flow field, the blade profiles of 3 design sections are worked out.
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