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风选法
1、impurity concentration───[电子]杂质浓度
2、pneumatic───adj.气动的;充气的;有气胎的;n.气胎
3、pneumatic nailers───气动打钉器
4、pneumatic tokyo───气动东京
5、pneumatic tires───气压轮胎
6、high concentration───高浓度,高强度
7、pneumatic pump───空气泵,气压泵;[机]气动泵;风动泵;空气泵
8、concentration───n.浓度;集中;浓缩;专心;集合
9、concentration curl───[体]单臂哑铃弯举
1、concentration and size of pulverized coal in pneumatic transportation pipe in power station are of great influence on the efficient, emission and operating safety.───电厂煤粉管道中煤粉浓度和细度对锅炉燃烧、污染排放及安全运行有很大影响。
2、By using the capacitance tomography, tested and studied was the concentration of solid conveyed by a dilute-phase pneumatic force at a normal temperature.───采用电容层析成像技术,对常温下稀相气力输送的固体浓度进行了测试研究。
3、Experiments in pneumatic conveying show that there exists a maximum particle concentration.───气力输送实验表明,这里存着一个最大的颗粒浓度。