The technology of temperature compensation and cascade current mirror was used, and the output of two stage amplifier was used for the bias of itself. 其设计特点是采用了共源共栅电流镜,运放的输出作为驱动的同时还作为自身的偏置电路;其次是采用了带隙温度补偿技术。
The two-phase flow process of we steam spontaneous condensation is described with the numerical model under absolute Euler coordinate system. The numerical simulation and analysis were applied for 3 D complex spontaneous condensing flow inside the static cascade in low pressure stage of a turbine. 采用完全欧拉坐标系下的数值模型描述湿蒸汽两相自发凝结流动过程,对某汽轮机低压部分三维静叶栅中内复杂的自发凝结流动进行了模拟和分析。
Practical Cascade Stage Current Mirrors for Sub Micron Analog VLSI 用于亚微米模拟VLSI中的实用串级电流镜电路
The design method minimizes the total flow of a cascade by changing the key relative molecular mass together with the stage number. 得到一种通过调整关键相对分子质量和级联的级数以得到总流量较小级联的解析计算方法。
The Effects of Gland Leakage on the Secondary Flow and Outlet Flow Fields in the Stator Cascade of Steam Turbine Governing Stage 关于电除尘器内二次流的典型研究汽轮机轴封漏汽对调节级静叶栅二次流及出口流场的影响
Conclusion: Ischemia cascade effect occurred in the endothelial cells in the early stage of acute mechanical cerebral vasospasm. 结论:机械性刺激猫脑MCA诱发血管痉挛早期(2h)显示内皮细胞的缺血瀑布级联效应,与神经元细胞凋亡相呼应。
The Necessity and Calculation of Discharge Gas Cooler of Cascade Unit Low Stage 复叠机组低温机排气冷却器的必要性及计算
It is indicated that the influences of each cutter's machining precision of a cascade impactor on the cutoff diameter at different stage are different. The influence reaches maximum at the last stage. 多级冲击采样器各级切割器的加工精度对采样器每一级截止直径的影响不同,其中最后一级切割器加工精度的影响最大。
The performance comparisons of the novel cross-flow cascade packed column with a counter-current packed column for stripping ethanol from water indicate that the gas-phase pressure drop per theoretical stage in the novel cross-flow column is significantly lower than that in a countercurrent packed column operation under identical conditions. 该新式错流柱和同样条件的对流柱在分离水和乙醇的研究情况表明:每理论阶的气相压力降在新式错流柱中比对流柱明显更低。
Research adopting Multi-splitter cascade in the control stage static cascade of the steam turbine 汽轮机调节级静叶栅中采用多分流叶栅的研究
The nozzle cascade was designed for a Curtis stage using an advanced after-loaded flow control technique to reduce secondary flow losses. 该复速级喷嘴叶栅采用先进的后加载流动控制技术,以减弱叶栅的二次流损失。
In this paper, several cascade stage current mirrors for sub micron analog VLSI have been improved and three useful circuits have been designed with PSpice 4 03 software. 对亚微米模拟VLSI中使用的电流镜电路进行了改进。借助于PSpice4.03软件设计了几个实用的电流镜电路。
CISA 3D Navier-Stokes code has been validated through comparing the code computed results with the test data of cascade and transonic rotor and the computed results of the stage 4 stator of multistage compressor. 用压气机叶栅试验数据、多级压气机的第4级静子计算结果和跨声速转子试验结果对CISA3DN-S程序的计算精度进行了鉴别研究。
A new measure to reduce the secondary flow loss of the stator cascade of steam turbine governing stage by means of the boundary layer suction near the suction side of endwall is presented. 提出一种在调节级静叶栅叶片吸力面侧端壁处抽吸低能流体至轴封漏汽腔室,以降低静叶栅二次流损失的方法。
Thermodynamic Analysis on Cascade Refrigeration System with CO_2 Working in Low Temperature Stage 低温级以CO2为工质的复叠式制冷循环热力学分析
Two-stage operational amplifier structure is used. The first stage is a folded cascade amplifier and the second stage is a common source amplifier. 在运放的实现上,本文采用两级运放,第一级为折叠共源共栅结构,第二级为共源级结构。
In the Caspase cascade, Caspase-3, which is an important effective factor downstream, plays a key part in the final stage of apoptosis process induced by various kinds of agents. 在Caspase级联反应中,Caspsse-3是下游一个重要的公共凋亡效应因子,在各种因素引发的凋亡程序中起最后的枢纽作用。