feed port meaning in English
给矿口
加料口
进料孔
进料口
Examples
- In chapter 3 , a novel planar polarization diversity antenna that has two feed ports with more than 20 db isolation has been proposed
第三章提出了一种新型两端口平面极化分集天线。 - Measurement points include : over floor corresponding to the center of bogie truck , air return port , air feeding port , over coupler and draft gear , head acoustics measurement and analysis system is used in signal capture and data process
采用headacoustics测量分析系统进行了噪声测量，并利用该软件对采集到的数据进行回放，截取有效数据进行数据处理，处理的结果，以图表的形式输出。 - This dissertation is mainly focused on the key technologies of smart antenna for mobile station : ( 1 ) the electrically small antennas with two ports , ( 2 ) the performance evaluation of smart antenna for mobile station , and ( 3 ) the retrodirective antenna with multi - feed ports
本文的工作主要围绕移动台智能天线的关键技术进行，包括三方面研究内容： ( 1 )适用于移动台的两端口电小天线； ( 2 )移动台智能天线的性能评估； ( 3 )多馈电一体化方向回溯天线。 - In chapter 4 , a simulation approach is presented , which combines the outdoor radio propagation model , the eigen - driven patterns of handset diversity antenna with two feed ports and combining schemes of receiving signals , to investigate the performance of a dual antenna handset under co - channel interference ( cci ) and multi - path fading environment
第四章首先用本征激励方向图的概念来产生手机双端口分集天线的接收信号矢量，然后将其与城市室外电波传播模型、分集合并方式相结合，建立了分析在具有共道干扰和多径衰落环境中手机双天线系统的性能模型。