... emissive power 发射功率 emissive source 发射源 emissive type electron microscope 发射式电子显微镜 ...
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在电子管中,有一个电子发射源。
在岩石力学实验中,声发射源定位的研究方法,是实验室声发射研究的重要方面。
In rock mechanics experiment, the source location methods of acoustic emission (AE) is an important aspect of experimental AE research.
它们紧随宇宙伊始而形成,并因类星体是巨大的无线电波发射源而进入天文学家的视野。
These formed shortly after the universe began and they came to the attention of earthling astronomers because quasars are powerful radio sources.
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