field emission counter 场致发射计数管
acoustic emission counter 声发射速计数器
field d emission counter 场致发射计数管
counter field emission 计数管场致发射
China believes in the need for cutting emission to counter global warming.
中国赞同减排，以阻止全球变暖的趋势。
The causes of concentration over-standard of dust emission are analyzed and counter measures to improve dust collection efficiency are put forward in this article .
文章分析了烟尘排放浓度超标的原因，并就提高收尘效率提出了相应的对策。
In this paper a parallel-plate avalanche counter for measuring Mossbauer emission-spectrum is described, the properties and the characteristics of the detector are discussed in detail.
本文介绍了用于测量穆斯堡尔发射谱的一种探测器——雪崩计数器，详细讨论了它的性能和特点。
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