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1)  high mode coaxial cavity
高次模同轴腔
2)  high-order mode cavity
高次模腔
3)  cylindrical coaxial TM812 mode cavity resonator
同轴TM812模谐振腔
1.
Energy exchange efficiency of clustering electron beams passing through a cylindrical coaxial TM812 mode cavity resonator is studied,as well as the extraction method of microwave energy from the cavity resonator.
研究了群聚电子注穿越同轴TM812模谐振腔的换能效率和同轴TM812模谐振腔中微波能量的提取方法,论证了其作为毫米波多注速调管的输出腔的可行性。
4)  high order mode cavity
高次模谐振腔
1.
The research work includes how to choose the high order mode cavities and high order operating modes, the structure of double-gap output cavity of high order mode, the coupling between high order mode cavity and wave guide.
为了克服基模多注速调管在高工作频率下输出功率的限制,本文展开了高次模多注速调管电动力学系统的研究,研究工作包括高次模谐振腔和高次工作模式的选择,高次模双间隙输出腔的结构,以及高次模谐振腔与波导耦合三个方面的理论和实验研究。
5)  Coaxial-cavity
同轴腔
1.
The coaxial-cavity is one of the hopeful method raising the electronics efficiency at present, joining the inside conductor axle in the cylinder cavity makes the pattern register nearby work pattern becomes rare and to be of advantage of the model selection, restrain the model competition and recovery electron beam to step-down easily.
分析了各种参数时其的影响,并用计算机编程进行数值分析,最终得出了理论上电子效率可以达到40%以上的同轴腔体结构的结论。
2.
By use of coupling matrix in pectination form,a combline coaxial-cavity filter with λg/4-type SIR is designed.
根据阶跃阻抗谐振器SIR(Stepped Impedance Resonators)的基本原理,采用1/4波长型SIR作为同轴腔滤波器的基本谐振单元,利用耦合矩阵采用梳状线形式,设计了一种梳状SIR同轴腔滤波器。
6)  Coaxial cavity
同轴腔
1.
The design method of the coaxial cavity EMI filter which is used in high frequency is stressed.
在简要介绍一种新的宽频带电磁干扰 (EMI)滤波器设计思路的基础上 ,重点论述了高频段同轴腔EMI滤波器的设计方法。
2.
The approximate calculation formula for measuring permittivity by the per-turbation method of λ/4 coaxial cavity is deduced, to give an account of the experimental waysfor measuring the values of frequency shift of perturbation cavities with a variety of dielectric per-mittivity and thickness.
导出用同轴腔微扰法测量物质介电常数的近似计算公式,并在实验上测出不同介电常数及不同厚度的介质微扰腔体所产生的频偏值。
3.
In order to develop high power Terahertz sources,a large radius coaxial cavity gyrotron has been studied in this paper.
根据上述特点作者设计了一只大半径同轴腔0。
补充资料:高模量高强度聚合物
分子式:
CAS号:

性质: 常指杨氏模量和断裂强度分别大于100GPa和3GPa的有机聚合物。实现高强高模的途径之一是将柔性高分子进行超拉伸,使卷曲或折叠的分子链拉直,并沿拉伸方向取向成伸直链结晶;另一是合成刚性棒状液晶高分子,从根本上抑制分子链的卷曲或折叠,使分子链构象或分子链间的滑移变形大大减小,外力作用在分子链的共价键上,从而大幅度提高聚合物的强度和模量。这两种方法的代表分别有超拉伸的超高分子量聚乙烯纤维,和液晶芳香聚酰胺纤维,前者的强度和模量已达到4GPa和210GPa,后者已达到2.9GPa和110GPa。

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