1) Frequency covering on civil aviation's airspace
民航空域频率覆盖
2) space frequency cover
空间频率覆盖
3) airspace coverage
空域覆盖
1.
And the airspace coverage of the jammer is simulated and analyzed.
针对炮射投掷式通信干扰机的作战对象,结合工作波段分别计算了单部悬浮式和落地式干扰机的压制区域,并对干扰机的空域覆盖进行了计算机仿真和分析,对投掷式通信干扰机作战运用有一定的指导意义。
2.
Therefor this paper does systematic researches on range、airspace coverage of air traffic radar and the choice of radar station.
为此,本文系统的研究了航管雷达辐射信号作用距离的影响因素、空域覆盖以及雷达站选址问题。
4) Domain coverage
域覆盖率
5) frequency coverage
频率覆盖
1.
This paper describes the principle and method of expanding LC VCO frequency coverage by weighted capacitor-coding method.
本文介绍用权电容编码方法展宽普通LC压控振荡器频率覆盖的原理和技术。
2.
Based on the criterion of avoiding the loss of the effective spatial-frequency information,the restrictive conditions of the spatial arrangement are calculated,and then the effective frequency coverage range and the equivalent aperture are obtained.
根据避免有效频率信息丢失的原则,分别计算了三种结构各自对应的空间排布限制条件,在此基础上得到了三种结构的有效频率覆盖范围和等效孔径。
6) Covering big area
大空域覆盖
补充资料：频率计量(见时间频率计量)
频率计量(见时间频率计量)
frequency metrology: see time and frequency metrology
口n IQ liliang顷率频率计皿(f比quency metrolo盯) 计t。见时闰
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条