介绍了八毫米微波扫频信号源的工作原理及关键电路的设计。
This paper presents operation principle of an 8 millimeter microwave sweep oscillator and design of some key circuits.
最后给出了八毫米波段半衡混频器的变频损耗和噪声温度的测量结果。
It can be used for measuring the conversion loss and no- ise temperature of all kinds of the single or balanced mixers, subharmo…
在它的一端有一个直径为八毫米的圆盘。这个圆盘可以固定全息胶片，并呈一定角度的倾斜。
At one end it has a disc 8 millimetres wide, which holds the holographic film, tilted at an Angle.
本文介绍了八毫米雪崩管脉冲振荡源的设计及研制，讨论了影响振荡源频谱纯度和相干性的独特的雪崩管特性。
In this paper the design and development of 8mm pulsed IMPATT source are introduced, the unique IMPATT properties which affect the oscillator spectral purity and coherency are discussed.
当地气象中心表示说，该省18个气象中心已经报道，从周四早上8点到周五早上八点，降雨量达到了100到250毫米。
The local meteorological center said 18 meteorological stations in the province had reported 100 to 250 millimeters of rainfall from 8 a. m. on Thursday to 8 a. m. on Friday.
当地气象中心表示说，该省18个气象中心已经报道，从周四早上8点到周五早上八点，降雨量达到了100到250毫米。
The local meteorological center said 18 meteorological stations in the province had reported 100 to 250 millimeters of rainfall from 8 a. m. on Thursday to 8 a. m. on Friday.
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