The successful concrete construction and quality control provides guarantees on reducing surface cavitation and increasing abrasion-resistance capacity.
泄洪洞抗冲耐磨混凝土施工及质量控制的成功，为减小泄洪洞过流面空蚀和抗冲耐磨提供了保障。
Cavitation is one of the most serious corrosion and erosion problems which occur on the surface of machine parts under the influence of high speed fluid.
穴蚀是在高速运动流体作用下，机械部件表面发生的最为严重的破坏作用之一。
The numerical results show that for a small cavitation bubble near a rigid wall effects of surface tension on its collapsing behavior are very significant.
数值模拟结果显示，表面张力对固壁附近小空化气泡溃灭特性的影响是非常显著的。
With the consideration of surface tension the boundary integral method and numerical solution method for simulation of a cavitation bubble collapsing near a rigid wall are derived.
导出了考虑表面张力影响下模拟固壁附近溃灭空化气泡特性的边界积分方法及数值求解方法。
The calculations are also useful to estimate the maximum velocity of overflow surface that can be use to judge the possibilities of cavitation damage at the stepped overflow surface.
同时，该式亦可用于对台阶溢流坝坝面最大流速进行估计，以便判别坝面出现空蚀破坏的可能性。
The surface morphology progression of grey cast iron due to cavitation erosion induced by tap water has been studied carefully by cavitation corrosion test and SEM observation in turn.
采用空泡腐蚀与定位跟踪观察交替进行的方式，研究了灰口铸铁在自来水中空泡腐蚀过程的表面形貌演变。
Using surface coating of healants, the surfaces of the corroded, impact-crushed and cavitation-eroded equipments were repaired and protected, and the useful life of the equipments can be increased.
通过表面粘涂，对受到腐蚀、冲蚀、气蚀的设备进行表面修补与防护，可提高设备的使用寿命。
This device can make the pressure inside the oil film changed at ultrasonic frequency, which enable the specimen surface to be damaged by cavitation erosion in a comparatively short time.
该装置能使油腊中的压力以超声频率变化，从而使试样表面在较短的时间内发生气蚀磨损。
Super-cavitation is created when gas bubbles are intentionally vented along all or part of an object travelling underwater so as to reduce the drag caused by a wetted surface.
当一个正在水下行驶的物体为了减小经由一个浸水面产生的阻力而沿其全身或局部部位有意排泄出气泡时，超空泡就产生了。
This paper has adopted the lifting-surface method for the prediction of unsteady hydrodynamic performance and cavitation performance of propeller.
本文采用升力面理论预报螺旋桨非定常水动力性能及空泡性能。
The anti-cavitation laser cladding technique for the surface of stainless steel is reviewed. The equipments, deposition process and laser cladding powder are introduced.
综述了国内外不锈钢抗空蚀激光表面熔覆技术的研究现状，介绍了该技术的特点，设备和抗空蚀熔覆粉末体系。
The anti-cavitation laser cladding technique for the surface of stainless steel is reviewed. The equipments, deposition process and laser cladding powder are introduced.
综述了国内外不锈钢抗空蚀激光表面熔覆技术的研究现状，介绍了该技术的特点，设备和抗空蚀熔覆粉末体系。
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