This paper focuses on the effect of polymer additives and nozzle shapes on the properties of high-pressure water jet. A method is presented to analyse the fluid flow within the nozzles.

本文研究了喷嘴形状和高聚物添加剂对高压水射流性能的影响，给出了一种分析喷嘴内流体流动的方法。

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Demolishing reinforced concrete structure by using water jet is a method with most desirable prospects.

利用水能射流破坏钢筋混凝土结构的方法最有前途。

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In recent years, more and more importance has been attached to the new machining method of engineering ceramics, i. e. abrasive water -jet.

近年来，高压磨料水射流这种新兴的加工工程陶瓷的方法越来越受到人们重视。

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