- 四透镜
- four: n. 1.四人小组；(套在车上的)四匹马。 2.四的记号 ...
- element: n. 1.要素；成分；(构成)部分；分子。 2.【化学】 ...
- four element infrared objective: 四维元红外物; 四组元红外物镜
- four-element detector: 四元件检测器
- four-element grid: 四元网络
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four-element中文什么意思
- 四透镜
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例句与用法
- Design and realization of four - element microstrip antenna array
四单元微带贴片天线阵的设计与实现 - In this dissertation , a de - coupling analytical method is presented based on the actual measured pattern in aspect with linear arrays , then the method is applied in four - element array to yield satisfactory results
对于线性阵列,本文给出了一种基于实测方向图的去耦合分析方法,并且使用这种方法对4元线阵列进行了去耦合分析,得到了令人满意的结果。 - 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
本文所采用的技术和方法,新颖、简单、易实现,适合具体的工程应用;本文的结果对于天线研发人员研究方向回溯天线有一定的参考意义。 - Four tem - horn antennas have been made . using these antennas two - element rain gutter tem - horn array , two - element stacked tem - horn array , four - element rain gutter tem - horn array and four - element stacked tem - horn array are been mades up of . the results of experiment accord with theory and numerical stimulation
最后，对tem喇叭天线阵列进行了原理性实验研究，设计了带地板结构的半tem喇叭天线，组成二元槽状阵列、二元叠状阵列、四元槽状阵列、四元叠状阵列等，应用小信号测试，得到的结果与理论和数值模拟相一致。 - The main contributions are showing as follows : 1 based on the theory and specialty of four - element and infrared guidance system , a new method of calculating the relative location of the target and forming the instruction for the infrared missile to tracing the target is proposed in this thesis
本论文主要成果和创新性工作如下： 1 、针对红外多元探测器的工作原理和结构特点，结合红外制导导弹系统的结构、原理，提出了利用红外多元探测器提供的信息解算目标位置并形成相应控制指令的方法。