求翻译：本文阐述了纳米氧化锌的制备方法，以硝酸锌和氢氧化钠为原料，以柠檬酸钾为配合物，采用直接沉淀法加超声振荡并通过改变反应条件最终制得纳米氧化锌粒子。然后介绍了在紫外光条件下催化降解甲基橙的光化学性能及纳米氧化性的应用前景是什么意思？

This paper describes the preparation method of nano-zinc oxide, zinc nitrate and sodium hydroxide as raw material, potassium citrate complexes by direct precipitation method and the ultrasonic vibration, and by changing the reaction conditions to the final system of ZnO Nanoparticles. Then describes

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This article elaborated the nanometer zinc oxide preparation method, take the zinc nitrate and the sodium hydroxide as a raw material, take the potassium citrate as the preparation, uses the direct precipitation method to add the supersonic vibration and through the change response condition most co

Article gives the preparation method of nanometer zinc oxide, zinc to nitric acid and sodium hydroxide as raw materials, with potassium citrate as complex, by direct precipitation method and ultrasonic oscillations and eventually produced zinc oxide nano-particles by changing the reaction conditions

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