查询词典 antenna

The major purpose of this research is to design a 915MHz RFID tag antenna base on unique features of fractal geometry and complex conjugate matching concept.

摘要 本论文研究的目的，在於利用碎型特殊的特性，来设计工作在915MHz的共轭匹配RFID天线。

We can see those unique fractal features and complex conjugate matching concept are of great help for us to design a high efficiency RFID tag antenna in a really short period of time.

这些独特并且特殊的碎型特性及共轭匹配的观念帮助我们在很短的时间内设计出高效率的RFID天线。

Under complex conjugate matching between antenna and charge pump, the measured range can reach 4.3m with stable DC output voltage equal to 1.3V.

在电荷泵电路与电感耦合宽频天线输入阻抗为共轭匹配时，且直流输出电压为1.3V，其量测距离可以到达4.3m。

Microstrip patch antenna has been wildly used because of its own advantages, such as: low profile, light weight, easy fabrication, conformability to mounting hosts.

由于微带贴片天线特有的优点(剖面低、重量轻、易制作和容易做到与飞行器共形等)，在实际当中得到了广泛的应用。

So the research and analysis on conformal antenna is valuable in the fields of engineering and national defense.

因此，分析研究共形天线的特性具有极其重要的国防意义和工程价值。

Conformal microstrip antenna has been widely used in many fields for it has many advantages.

共形微带天线具有众多优点，已经在很多工程领域中得到广泛应用。

As the development of technology , the use of conformal micropstrip antenna in plane and aviation aerocraft becoming more and more abroad.

随着科学技术的进一步发展，共形微带天线在导弹、飞机、航空航天飞行器上的应用十分广泛。

It is a new direction of development we use the conformal PBG structure in the conformal antenna.

本论文研究了共形PBG结构的带阻特性；将共形PBG结构应用于共形微带天线。

Conformal microstrip antenna is known as a key technique in radio fuze system.

共形微带天线是无线电引信中的一项关键技术。

Therefore, the research about the conformal antenna has been hot.

所以共形天线一直是研究热点。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。