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。
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。
At the same time, the application of crystallization technology in controlling particle morphology, improving compression and delivery properties is introduced also.
同时介绍了结晶技术在药物晶型控制、压缩性能和释放性能改进方面的应用。
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