1·Air classification can be used to separate a flour into fractions with different ratios of protein to starch.
气力分级可用来将面粉分成不同蛋白质一淀粉比率的级分。
2·The problems in controlling upper size and lower size of feed into an air solid fluidized bed were discussed, and then an air classification technology of moist raw coal was introduced.
讨论了空气重介流化床分选对入料粒度上下限的控制方法和存在问题，介绍了潮湿原煤空气分级新方法。
3·Using clustering analysis method on the classification of Chinas urban air quality levels, gather into the city air quality in most similar category, analysis of causes, concluded.
运用聚类分析方法对我国城市空气质量等级进行分类，把空气质量状况最相似的城市聚成一类，分析原因、得出结论。
4·CONTROLLED airspace, an airspace of defined dimensions within which air traffic control service is provided to IFR flights and to VFR flights in accordance with the airspace classification.
受管制空域，一个范围明确的空域。在该空域内，仪表飞行规则飞行和目视飞行规则飞行有空中交通管制服务。
5·Work principle of compressed air foam systems, characteristics of produced foam and extinguish principle, the classification of the foam and application prospects are introduced.
介绍了压缩空气泡沫系统的工作原理，所产生泡沫的特点和灭火原理，该类泡沫的分类及其应用前景。
6·Ultrafine dolomite powders was prepared with ultrafine pancake air jet mill and ultrafine classification system. The relations among operation factors were analyzed.
采用扁平式超细气流粉碎机与超细离心式空气分级机组成的闭路系统对白云石进行超细加工，分析了操作参数对产品粒径的影响。
7·The advantages, classification and application of air- cooling bainite steel are introduced. A wide applied perspective of air- cooling bainite steel is showed.
介绍了空冷贝氏体钢的优点、 分类及应用， 展示了空冷贝氏体钢广阔的应用前景。
8·The business scope of intending to conduct the transport of dangerous goods by air and the classification of the dangerous goods;
拟实施危险品航空运输的经营范围和危险品类别；
9·All double bottom is watertight and oiltight. Compressed air testing and water-pressure tests can be carried out according to the classification society and by Owner's representative.
所有双层底为水密和油密，并应按规范要求由船东代表进行水压或气密试验。
10·The active pulsing air separation is a new method for dry material classification, which is specially suitable for electronic scraps disposal and re-utilization.
主动脉动气流分选是一种新的干法分选方法，尤其适合于电子废弃物的处理与资源化利用过程。