查询词典 antennas

Radio astronomy today is armed with the largest antennas in the world.

射电天文学拥有世界上最大的天线。

And when the array transmits back to the cell-phone user, the processor sends an out-of-phase signal to one of the antennas, generating a radio beam that runs from north to south.

当阵列发射讯号给行动电话用户时，处理器会传送一个异相的讯号到其中一个天线，产生由北往南的无线电波束。

Methods and Principles for reflector antennas are studied in this Paper from the view of System engineering.

本文从系统的角度研究了反射面天线的设计方法和准则，指出了进行机电一体化设计的重要性。

This paper studies the application of smart antennas to the downlink in the FDD-CDMA. We estimate thedownlink channel covariance matrix and the relative interference to users of the other cells by using the uplink data., and present a method for downlink beamforming , i. e., we obtain the minimum relative interference to other users while the constanttransmitting power is guaranteed.

本文研究了智能天线在FDD-CDMA中的下行链路的应用，利用上行链路接收数据，估计了下行链路的信道相关矩阵和对其它小区用户的相对干扰总量，给出下行链路的波束形成方法，即在保证一定的有效发送功率的同时，使得对其他小区的用户干扰最小。

Using peculiar horn-shaped antennas, U-2 wrecker planes, satellites and particle accelerators, scientists hit tardily pieced unitedly the cosmogenic jigsaw, and this movie charts the resistless grounds for a aggregation created by a Big Bang.

使用新奇的角状天线，U-2间谍飞机，卫星和粒子加速器，科学家们渐渐拼织出了宇宙理论，本纪录片为您展示支持"创世宇宙大爆炸"理论的压倒性证据。

Some argue there is a need to retool antennas for investing in, or with, China.

一些人争论说，如果你投资内地需要调整思路。

Wire Pilot allows you to retouch wires, posts, antennas and other unwanted linear objects from a photo.

电线试验可让您润饰电线，职位，天线及其他有害的线性物体从照片。

Butcherblock Mountains: Schmitty McEricson is MUCH less discerning with the type of sea slug antennas you bring him.

屠夫山脉：由於你带给Schmitty McEricson的这些海蛞蝓触角，他的目光不再这麼犀利。

Radar sets generally employ large antennas to produce narrow beams in much the same way as a search-light reflector.

通常雷达采用大型天线以产生狭窄波束，其方法基本上与探照灯反射镜相似。

Radar sets generally employ huge antennas to produce narrow beams in abundance the alike way as a search-light reflector.

通常雷达采用大型天线以产生狭窄波束，其办法基本功上与探照灯反射镜相似。

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％。