By applying T factor method of hot / cold noise at operating temperature 4.2 K we have obtained the best measured results with Nb-Nb point contact junction : the single side band noise temperature TM-100 K and the Conversion efficiency .
采用冷、热噪声 Y因子法,在4.2K的铌 结上测得的单边带混频器噪声温度,变频效率。
The coupling properties of Tee Junction coupler in a rectangular waveguide E plane are investigated using moment method and dyadic Green'sfunction theory .
用矩量法和并矢格林函数理论研究矩形波导E面缝隙 T型 耦合器的耦合特性。
Moment method analysis of tee junction coupler in waveguide e plane
波导E面 T 型耦合器的矩量法分析
The Pb_ ( 0.88 ) Sn_ ( 0.12 ) Te crystal annealing characteristic is discussed . It presents rela-tions of the conversion layer depth ( P-N junction depth ) to annealing time and anneal-ing temperature .
本文讨论了Pb(0.25)Sn(0.12) T c晶体的退火特性,给出了转型层深度( P-N 结深度)与退火时间、 退火温度的关系。
The problems in the railway junction stations when Baogang aims at double 6 million tons of both iron and steel are analyzed and the countermeasures are also introduced .
文章主要分析了包钢钢铁双600万 t时,铁路 联 轨站存在的主要问题及采取的措施。
T-type ( Y-type ) circulator ( junction circulator )
T 型(Y型)环行器( 结环行器)
Tee junction is easily suffered from temperature fluctuation resulting in thermal fatigue in the piping system of petroleum chemistry energy and power .
石油化工、能源动力等领域的管道系统中的 T 型 管道容易遭受温度波动而 诱发热疲劳失效。
Effects on the Flow Distribution in Dividing Flow Manifolds by Inlet T Junction
T 型进口三 通对分配集箱流量分配的影响
Rough interface scattering effect on tunnel spectrun in FERROMAGNET-HIGH t_c Superconductor Junction
铁磁-高 T c氧化物 超导 结中的粗糙界面散射效应对隧道谱的影响
Velocity and temperature fluctuations of the mixing of hot and cold fluids are the essence to induce thermal fatigue of the tee junction .
冷热流体混合过程产生的速度和温度波动是诱发 T 型 管道热疲劳的本质原因。
The loop-tail junction position was assumed to be a tri-or tetra - strand DNA structure according to its apparent height .
按其高度 判断 T 环 部分为双链DNA结构, T 环 与 尾部 交接 处具有三链或四链结构特征。
The CAD Analysis for Tee Junction Coupled Rectangular Waveguide The Square Pipe Pass CAD
矩形波导 T 型 接头的CAD分析方矩形管孔型的计算机辅助设计
First take the theoretical analysis in E-T waveguide junction branch waveguide H surface slot coupler and three-port power divider / combiner network and use the electromagnetic simulation software CST and HFSS for a few kinds of networks of field analysis .
首先对 波导 T 型 结、分支波导耦合器、H面缝隙耦合器以及三端口功率分配/合成网络进行了理论分析,并运用电磁场仿真软件CST和HFSS对上述几种网络进行了场分析。
Located at the junction of upper 1 / 3 and middle 1 / 3 or on the middle 1 / 3 . Within the sino-atrial node there are chiefly P-cell and T-cells .
中心区位于中、上1/3 交界 处或中1/3处。构成窦房结的主要细胞为P细胞和 T 细胞。
The subregion connection method the PML techniques the connecting boundary method and the non-orthogonal grid techniques are used in working out the scattering parameters of complex waveguide components . A magic T a hybrid ring coupler and an E-plane waveguide junction are taken as numerical examples .
应用子域连接技术,配合PML技术、连接边界法和非正交网格技术等,以波导双 T、混合 接头环耦合器等 波导元件为例,得出这些器件的散射参数。
Preparation of Solid Lipid Nanoparticles in T-Shaped Junction Microchannels
在 T 型微通道内制备固体脂质纳米粒( SLN)的实验研究
E-Band and F-Band H-Plane Waveguide Tee Junction Slot Coupler
E波段和F波段波导H面 T 型缝隙耦合器
Problems in the railway junction stations for double 6 million tons of both iron and steel and countermeasures
包钢钢铁双600万 t铁路 连 轨站存在问题及对策
The CAD Analysis for Tee Junction Coupled Rectangular Waveguide
矩形波导 T 型 接头的CAD分析
Combined with the practical situation of main structure of Xiangjiapo cloverleaf junction this paper summed up the practical application with T type beams horizontal move technique in construction .
文中结合向家坡 立交主线桥的实际情况,就 T型梁横移工艺在建设中的实际应用做了深入的总结,详细阐述了该技术的具体施工方法、施工流程和施工工艺。
A junction where two roads or pipes etc meet to form a T.
两条路或管子相交形成的 T 字形 交汇 处 。
The experimental results showed that the light current Ip current amplification factor β and response time to photo - devices were all decreased while dark current Id increased and junction capacitance C unchanged basically .
结果表明,γ 辐照使光敏器件的光电流Ip、电流放大倍数β和光电响应 时间 t减小,暗电流Id增加, 结电容C基本不变。
t 形接合器t接头