CATV system of mono-directional transmission may be changed into bidirectionalHFC network.
单向传输的有线电视系统可被改造成双向HFC网络。
This paper introduces an excellent design of bi-directional transmission sys- tem for the satellite station radio measurement, and choice of system part parameters.
介绍了卫星无线测量双向传输系统的优化设计及系统部件参量的选择。
Characteristics of ultrasound, such as strong directional transmission, high vibration intensity in the transmitting medium, and cavitation in liquid medium were introduced.
介绍了超声波具传播方向性强、介质振动强度大、在液体中可产生空化现象等特点。
This digitalized optical fiber transmission system is upstream line of the bi-directional optical fiber transmission system.
数字化光纤传输系统，为有线制导光纤传输系统的一个部分；
The transmission characteristics of all_fiber filter composed of double fiber directional couplers were studied.
分析了由双光纤定向耦合器组成的梳状滤波器的透射特性。
These lasers have potential applications in laser cooling, directional energy transmission, material processing, and atmospheric propagation and so on.
这类激光在激光冷却、定向能量传输、材料处理和大气传输等方面有广泛的应用前景。
The zero sequence directional relay is an important relay component for transmission line.
零序功率方向继电器是线路保护中的一个重要元件。
Directional unit is the kernel unit of the traveling waves or transients based ultra-high-speed directional protection for transmission line.
方向元件是基于行波或暂态量的超高速方向保护的核心元件。
This paper studies the negative sequence directional protection (NSDP) as the primary protection of series compensated UHV transmission line.
文中对带串补的特高压线路采用负序方向高频保护作为主保护方式进行了研究。
Our directional transforms and coding algorithms are practical for the high speed and high fidelity transmission of remote sensing images.
本文提出的新型遥感图像变换与编码方法，对于遥感数据的高保真、高速率实时传输具有实用价值。
The performance of negative sequence directional element widely used in conventional transmission line protection may be affected when it is used in the double transmission lines on the same tower.
由于同杆双回线自身的特殊性，使得在常规线路保护中有着广泛应用的负序方向元件的性能受到影响。
The invention relates to a zero-order resonance antenna on the basis of left-right hand composite transmission wire, which can realize all-directional radiation under a low-profile structure.
本发明涉及一种基于左右手复合传输线的零阶谐振天线，可在低剖面结构下实现全向辐 射。
The invention relates to a zero-order resonance antenna on the basis of left-right hand composite transmission wire, which can realize all-directional radiation under a low-profile structure.
本发明涉及一种基于左右手复合传输线的零阶谐振天线，可在低剖面结构下实现全向辐 射。
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