水射 meaning in Chinese

water-jet

Submarine - launched and surface - launched torpedoes
潜射和水射鱼雷
2 . several processing methods to concrete surfaces were analyzed , and their advantages and disadvantages were analyze through experiment , the relationship of the water - jet stress and the degree of roughness and the bond strength of the old concrete surface was researched when treating the surface of the old concrete with spraying high - press water
2 .分析目前常用的几种旧混凝土表面的处理方式,并对每种方法的优缺点进行评述,通过实验研究高压水射法处理旧混凝土表面,射水压力和旧混凝土表面粗糙度及界面粘结强度的关系。