retrodirective造句
例句與造句
- the technology of retrodirective array is very important to achieve this goal
而方向回溯天線(xiàn)技術(shù)是實(shí)現(xiàn)這一目標(biāo)的一個(gè)極其重要的途徑。 - in chapter 6, the retrodirective ability of the electrically small antennas with two ports has been studied
第六章對(duì)多饋電一體化天線(xiàn)用于方向回溯的可能性進(jìn)行了仿真研究。 - the gain of the retrodirective antenna in the incoming signal direction fluctuates with ? db as the incident angle increases
在來(lái)波方向上，天線(xiàn)系統(tǒng)的增益隨來(lái)波的入射角有fzdb的波動(dòng)。 - but in our country, no researchers have studied retrodirective array synthetically and no correlative reports
但在國(guó)內(nèi),由于研究起步較晚,目前尚沒(méi)有學(xué)者對(duì)其進(jìn)行綜合研究,鮮有相關(guān)報(bào)道。 - at present, there are many articles about it in other countries . many forms of retrodirective arrays have been used for experimental study and all of them have good performance
目前國(guó)外已有很多文獻(xiàn)報(bào)道,多種形式的方向回溯天線(xiàn)陣用于試驗(yàn)研究,并表現(xiàn)出良好的性能。 - It's difficult to find retrodirective in a sentence. 用retrodirective造句挺難的
- 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
本文的工作主要圍繞移動(dòng)臺(tái)智能天線(xiàn)的關(guān)鍵技術(shù)進(jìn)行，包括三方面研究?jī)?nèi)容：(1)適用于移動(dòng)臺(tái)的兩端口電小天線(xiàn)；(2)移動(dòng)臺(tái)智能天線(xiàn)的性能評(píng)估；(3)多饋電一體化方向回溯天線(xiàn)。 - the dissertation mainly focuses on the design and realization of retrodirective array with a lot of theoretical, numerical methods and experimental studies, and also includes discussing various technology and theory about it . more attentions are paid to the engineering application
本篇論文從方向回溯實(shí)現(xiàn)的原理出發(fā),對(duì)各種方向回溯天線(xiàn)技術(shù)、理論進(jìn)行了初步探討,從理論、數(shù)值方法以及實(shí)驗(yàn)等方面著重研究了方向回溯天線(xiàn)的設(shè)計(jì)和實(shí)現(xiàn),注重面向工程應(yīng)用。 - firstly, a novel four-element retrodirective array is designed, based on dual-polarization microstrip array antenna technology and phase-conjugating mixers technology . secondly, a simple, effective testing system is designed and set up, by which the array ’ s monostatic and bistatic radar cross section ( rcs ) are tested
本文所采用的技術(shù)和方法,新穎、簡(jiǎn)單、易實(shí)現(xiàn),適合具體的工程應(yīng)用;本文的結(jié)果對(duì)于天線(xiàn)研發(fā)人員研究方向回溯天線(xiàn)有一定的參考意義。 - a retrodirective array can transmit a signal back to the interrogator ’ s position without any a priori knowledge of the incoming angle or relying on sophisticated digital signal processing algorithms . this merit makes it have good applied possibilities in modern military, especially digital commercial communication systems
方向回溯天線(xiàn)能夠自動(dòng)跟蹤來(lái)波方向,而不需要來(lái)波方向的先驗(yàn)知識(shí)和復(fù)雜的數(shù)字信號(hào)處理算法,這一特點(diǎn)使其在現(xiàn)代軍用、尤其民用數(shù)字移動(dòng)通信系統(tǒng)中有很好的應(yīng)用前景。 - the author ’ s major contributions are as follows : 1 、 in our country, the principle for achieving retrodirectivity, various new technique and new theory about retrodirective array are first studied synthetically . 2 、 in our country, experimental applications studies about retrodirective array are first finished
作者創(chuàng)造性的工作體現(xiàn)在:1、首次對(duì)方向回溯實(shí)現(xiàn)的原理,以及國(guó)外在方向回溯天線(xiàn)研究領(lǐng)域所出現(xiàn)的新技術(shù)、新理論進(jìn)行了系統(tǒng)研究;2、首次在國(guó)內(nèi)進(jìn)行了方向回溯天線(xiàn)應(yīng)用試驗(yàn)研究。 - the author ’ s major contributions are as follows : 1 、 in our country, the principle for achieving retrodirectivity, various new technique and new theory about retrodirective array are first studied synthetically . 2 、 in our country, experimental applications studies about retrodirective array are first finished
作者創(chuàng)造性的工作體現(xiàn)在:1、首次對(duì)方向回溯實(shí)現(xiàn)的原理,以及國(guó)外在方向回溯天線(xiàn)研究領(lǐng)域所出現(xiàn)的新技術(shù)、新理論進(jìn)行了系統(tǒng)研究;2、首次在國(guó)內(nèi)進(jìn)行了方向回溯天線(xiàn)應(yīng)用試驗(yàn)研究。