The function of surfactants in controlling particle size and shape of nano materials, and the influences of species, structures and concentration on them were introduced in this paper.

简要介绍了表面活性剂在纳米材料形貌控制中的作用，以及表面活性剂的种类、结构、 浓度等因素对纳米材料形貌的影响。

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The coating is split and rough owing to the cellulose, so the problem can be solved by adjusting the proportion of coating particle and controlling the sduble silicate concentration.

因此通过时涂料的颗粒度比例的调整以及水玻璃浓度的控制来解决以上问题。

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Fluorescent magnetic particle detection is a NDT method that often is used for testing trivial flaws on the surface of some steel workpiece and for controlling qualities of product.

荧光磁粉探伤是一种常用的无损检测方法，是控制产品质量的重要手段，用于检测钢制零件的表面及近表面的裂纹缺陷。

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