您要查找的是不是：
- reversed two port network 逆四端网络
- To be applied to detected two port network with different dynamic impedance, its added resistance can be automatically changed by computer program. As a result, the automaticity of the measuring technique is greatly enhanced. 文中提出了简化的自动测量系统,并应用计算机技术自动地改变附加电阻,以适应不同动态阻抗的被测两端网络。
- electrically symmetric two port network 电对移四端网络
- If reciprocity and symmetry exist for passive two port networks of linear time invariant under zero intial condition,the circuit parameters will have some important characters. 对于线性非时变的无源二端口网络，在零初始条件下，若存在互易性及对称性，则其电路参数具有一定的特殊性。
- SiGe HBTs'Two Port Network Parameter Model and Its Simulation 双端口网络参数模型和模拟
- Application of Two Port Network Theory and Signal Flow Graph in Feedback Amplifier Analysis 二端口网络理论和信号流图在反馈放大器分析中的应用
- passive two port network 无源四端网络
- symmetrical two port network 对称四端网络
- reactance two port network 电抗二端对网络
- two port network synthesis 双口网络综合
- two port network 二端对网络
- canonic two port network 正则四端网络
- There are two ports in the valve of an engine. 一台发动机的阀门上有两个通气孔。
- The merchandise is shipped through two ports. 商品通过两个港口装运。
- two ports network 双端口网络
- A secular shift to inflation in the US, reversing two decades of disinflationary policy. 美国向通货膨胀的长期转变扭转了二十年来的反通货膨胀政策。
- Based on method of moment and multi port network, the radar cross section (RCS) of OSMAR2000 "Ten-five" antenna array is pre estimated over working band of airborne radar and missile radar. 摘要针对机载和弹载雷达工作的频段，基于距量法和多端口网络原理，推导出OSMAR2000系统天线阵雷达散射截面(RCS)的预估方法。
- The number of Americans filing applications for unemployment benefits shot up last week by the largest amount in 16 months, reversing two weeks of big declines. 多少美国人申请失业福利狂涨上周最多16个月两周大逆转下跌。
- The two systems of government are polar opposites. 这两种政体正好相反。
- He reversed the coin and examined it carefully. 他把硬币倒过来，仔细检查。
