查询词典 circular
- 与 circular 相关的网络例句 [注:此内容来源于网络,仅供参考]
-
Variations of the dynamic concentration factor on the boundary of the small circular cavity vs different dimensionless wave number and incident angle of the incident wave are discussed, the results of the given example show that the method used here is reasonable.
文中具体讨论小圆孔边界处的动应力集中系数随无量纲波数、入射波入射角的变化情况,算例结果表明文中处理方法是合理的。
-
Wave protection effects of circular arc wave walls and paraboilc wave walls are compared and analyzed,showing that curving wave walls are very effective in preventing overtopping .
文章中就圆弧型及抛物型曲面挡浪墙的防浪效果进行了对比,说明曲线防浪墙对阻止越浪是十分有效的。
-
A analytical expression of spectral bandwidth is obtained through retaining term of first order(when expanding circular frequence of wave vector in Taylor series).
利用该解析式,采用数值计算的方法,分别研究了带宽随信号光波长、抽运光波长和非共线角的变化规律。
-
To validate the model, the numerical simulation is performed for three cases: the wind driven circular flow, the dam-break wave on initial dry bed and the tidal flow in estuary of the Yangtze River. Results show that the model can accurately simulate the 3-D flow structure, and has good numerical stability.
封闭水池内部风生环流、干河床上溃坝过程和长江口实际潮流场的模拟从不同侧面展示了模型的特点,结果表明它能够准确地预测水流的三维流动结构,而且计算简单高效,具有良好的数值稳定性。
-
A new circular rod leaky wave antenna with multi-layer dielectric gratings has been systematically and theoretically analyzed with the rigorous mode matching method to provide the gist and guidance for the design of the leaky wave antenna.
对多层圆形介质栅漏波天线进行系统的理论分析,为该天线的精确设计提供必要的依据和指导原则。
-
The study leads to the conclusion that the circular comb slow wave structure has an impedance over 1 Ω at its fundamental mode within a relatively wide band and may interact with the beam effectively.
该结构内孔径为波长的1/4~1/3,是同一频段螺旋线慢波结构的5倍左右,能容纳比螺旋线大25倍的电流,能够承受比螺旋线大25倍的平均功率。
-
This feature gives a reasonable explanation for the mechanism of CAS. The phase velocity of diffraction fields for uniform plane wave on a circular aperture has been investigated. It is shown that diffraction can result in subluminous phase velocity at certain points of optical field in vacuum.
如果相对论电子能够注入到这一通道内,那么它与激光场间的相移就可能变得非常小,从而能够长时间地保持在加速相中得到极高能量。
-
It is verified that a proper magnitude of linear to loop current ratio will results an omnidirectional circular polarized wave with same pattern for all transverse electromagnetic field in the far field but not in the near field or vise versa.
验证适当强度比例之线电流与环电流可在远场辐射四方均匀之圆形极向波,且所有横向电磁场之瞬间场形均相同,但在近场则否,或反之亦然。
-
Using plane wave circular aperture diffraction as an example, this researchstudied the changes ofηwith diameter of diffraction holeρ_0, propagation distance zand light spot radius r and found how to obtain the largest energy concentration degree by controlling these three factors.
本课题以平面波圆孔衍射为例,研究了光束能量集中度随衍射孔径ρ_0、传播距离z和光斑半径r的变化规律,并指出如何控制这三个因素来获得光束的最大能量集中度。
-
To investigate the characteristics Of irregular wave force on circular cylinder near the bottoms ,a series of measurements have been carried out in wave tank .
本文旨在探讨置於底床附近之水平柱体所受之不规则波力,并在波浪水槽内进行,系列之模型试验以了解波力特性、波力数与周期参数、底床问距比之关系。
- 推荐网络例句
-
The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
-
This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
-
The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力