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- A shot base loaded whip antenna is more convenient to install, but the efficiency is less than a quarter wave whip 短鞭状基地天线是最便于安装的,但效果不如四分之一波长的鞭状天线
- The 70cm transmitter antenna configuration is Left Hand Circular polarity (LHCP).The 2M receiving antenna is a 1/4 wave whip. 卫星0.;7米段的发信机天线是左旋圆极化,2米段收信机是1/4波长鞭状天线。
- The effect of dichroic and retarded quarter wave plate in the experiment are discussed by the analysis to the fringe of photoelastic strains. 通过光弹性应力条纹的分析,具体讨论1/4波片具有延迟差和二向色性时对本试验的影响.
- Under the condition of total reflection can be achievd a quarter wave plate in single waveleugth or wide wave length by means of matching a prism with a single layer or multilayer dielectic thin film. 在全反射条件下;用单层或多层电介质薄膜与?镜匹配;可以实现单波长或宽波段的1/4波片.
- The CW-503/PRC-25 Bag is a sectionalized canvas carrying case used to store the two whip antennas and the handset. cw-503/prc-25的袋子是一个分段帆布手提袋用来存放两鞭天线和话筒.
- A study on the electrical characteristics of a loading center-fed whip antenna 加载中馈天线电特性的研究
- RF Coupling Loop Design for Superconducting Quarter Wave Resonator 超导四分之一波长谐振腔高频功率磁耦合器物理设计
- vertical quarter wave antenna 四分之一波长垂直天线
- The rent is due at the end of each quarter. 缴纳租金以每季度末为期限。
- quarter wave antenna 四分之一波长天线
- A leader should wave a flag instead of a whip. 领导干部手里举着的是旗子而不是鞭子。
- Our team held its own after the first quarter. 我们队和对手在开始的四分之一场里打了个平手。
- Random Vibration Analyses of Nonlinearity Whip Antenna Structures with Uncertain Parameters 随机参数非线性鞭天线结构的随机风振响应分析
- The dividend pay is equivalent to one quarter of the pretax profit. 所付股息相当于税前利润的四分之一。
- Bill wave his hand to us and then drive away. 比尔向我们挥手告别后开车走了。
- Radio2 can be heard on the long wave band. 第二广播电台可在长波段收听到。
- We pay our rent at the end of each quarter. 我们於每个季度末付房租。
- The moon is in its last quarter. 月球现处於下弦。
- I am able to pick you up on the short wave radio. 我能用短波收音机收听到你的信号。
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。