单词intermediate frequency
na.: 【无线】中频
网络: 中频增益
【无线电】中频
〔电视〕瞬时振铃效应
COMPONENTS FOR ELECTRONIC EQUIPMENT. INTERMEDIATE FREQUENCY TRANSFORMERS USED IN BROADCAST RECEIVERS.
电子件.无线电收音机的中频变压器
Low or intermediate frequency combustion instability generally involves the interaction of several components of an engine system.
低频或中频燃烧不稳定性通常包含发动机系统中几个组件的相互作用。
Secondly, the operating principle and operating state of intermediate frequency power supply are analyzed.
其次，分析了中频电源控制电路的工作原理和工作状态，为控制电路的设计提供了理论指导。
Finally, the introduction of the intermediate frequency power system simulation software design and development process.
最后，介绍了中频电源系统仿真分析软件的设计和开发过程。
And one of key techniques is realization of digital intermediate frequency receiving system.
其中数字化中频接收系统是关键技术之一。
Compared with the conventional heterodyne scheme, it avoids the complicated intermediate-frequency tracking system.
与寻常相干接收方案相比，省去了中频跟踪电子系统；
IF knee level of drug import group im proved significantly after treatment, better than the intermediate frequency electrotherapy group.
中频药物导入组膝关节活动度治疗后有明显改善，优于中频电疗组。
The intermediate frequency band design adopts QPSK modulation technology to meet the requirement of fast moving transmission.
中频部分设计采用QPSK调制技术以满足快速移动传输的要求；
Products are melted by the intermediate frequency electric furnace and processed by numerical control processes.
产品全部采用中频电炉熔炼，数控加工。
In this paper, basic theories of multi-rate signal processing and intermediate frequency are quadrature sampling are generally reviewed.
本文首先回顾了多速率信号处理和中频正交采样的基本理论；