The effect of working parameters on the erosion performance of underwater jet is investigated, such as , simulated depth, stand off distance and exposure time.
试验研究了模拟水深、靶距及冲蚀时间对水下射流性能的影响关系，较全面地揭示了水下射流的特性。
Underwater photography presents unique challenges due to the properties of water and its effect on light.
水下摄影特有的挑战就是针对水本身的性质给光线造成的影响。
This paper finds a method to improve communication quality analyzing every factor which can effect the quality in optical communication system of underwater.
通过对水下光通信系统中影响通信质量的各个因素的分析，找到提高通信质量的方法。
In this article the reasons impacting the effect of underwater repair have been analyzed, the new development on research of underwater repair material and construction equipment is introduced.
混凝土缺陷是一种普遍存在的现象，受材料及施工工艺的影响，混凝土缺陷的水下修补一直没有得到很好的解决。
Investigating the channel of the underwater sound and the effect of the signal detection in it, by utilizing the obtained results, the optimum receiving direction can be chosen.
当研究水声信道和信号在其中的检测效果时，利用本文的结果可以选择最佳的接收方向。
The defense effect of underwater blast injury was experimentally researched to explore the defensive material and its structural style.
通过实验筛选出适合水下冲击伤防护的材料及结构形式，探讨筛选防护层对水下冲击伤防护效果。
Because the absorbing and scattering effect of ocean water affect severely the distance and quality of underwater imaging, the application of this technology is limited seriously.
但由于海水介质的吸收和散射效应，严重影响了水下成像距离及图像质量，因而使其应用受到极大的限制。
This paper presents a new technique and new material for underwater concrete patching on tidal reach, which is characterized by low cost, simple construction, convenient operation and good effect.
介绍一种用于水下、潮差段混凝土修补的新材料和新技术，该技术造价低，施工简单，可操作性强，效果良好。
The underwater welding using a water jet curtain to prevent the damaging effect of water on arc and weld is a practical way to im- prove the"wet"weld quality.
利用水射流的屏蔽作用，消除水对电弧和焊缝的不利影响，是提高水下湿法焊缝质量的一种有效方法。
The effect of elastic coupling on wobble plate piston engine shafting vibration in the underwater craft was discussed principally.
本文主要讨论在某水下航行装置中，弹性联轴节对摆盘式活塞发动机轴系振动的影响。
Those who dive in cold freshwater can experience a similar effect while underwater, and that can be life-threatening if air reserves are low.
那些在冰冷的淡水环境潜水的潜水员也可能在水下有过同样的经历。而在那个时刻，如果气瓶残压较低，发生漏气意外足以致命。
In underwater communications, multi-path effect leads to the reduction of communication quality and the high error code rate.
由于水声信道的多途效应造成水声通讯质量大大下降，误码率很高。
In an underwater multi-source detecting and tracking system, the incorrect estimation of source number will do bad effect on DOA estimation and the whole system.
在水下多源探测与跟踪系统中，信号源数目估计不准确对波达方向估计以及整个系统性能会产生严重影响。
We discussed the relation between the remote effect of underwater and the well shock distance, the amplitude of step anomalies and so on.
讨论了地下水远程效应与井震距离的关系以及阶跃异常的幅度等问题。
We discussed the relation between the remote effect of underwater and the well shock distance, the amplitude of step anomalies and so on.
讨论了地下水远程效应与井震距离的关系以及阶跃异常的幅度等问题。
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