Acoustic similarity is the base of scaled model tests of underwater structure noise.
声学相似性是水下结构噪声模型试验的基础。
Elevation survey and control of underwater structure is common task in near shore engineering.
沿岸工程施工经常遇到水下构筑物高程精确测量和控制的问题。
The results of flaws recognition can provide the basic data for safety evaluation of underwater structure.
识别结果为水下结构物的安全可靠性评估提供基础数据。
Piled wharf (wharf with pile group underwater structure) is a kind of structure, which is very commonly used in port engineering.
桩基码头是港口工程中最常用的码头结构型式之一，应用极其广泛。
The measurement of radiation noises from an underwater structure body and identification and location of noise sources were carried out by using a sound intensity measurement system .
通过用声强测量系统对水下大型结构体进行了辐射噪声声功率的测定以及噪声源的识别和定位的实验。
The finite element model of underwater structure with shafting is built by ANSYS. The characteristics of structural acoustic radiation are investigated by the direct boundary element method.
使用ANSYS有限元软件建立带有推进轴系的潜艇尾部结构模型，用直接边界元方法进行潜艇尾部结构水下辐射噪声特性分析。
The real length and area of the crack are calculated by using computer vision technology. The relative calculating results provide the basic data for safety evaluation of underwater structure.
在对裂缝的特征进行定量分析之后，应用计算机视觉技术计算出裂纹的真实长度和面积，相关的计算结果可为水下结构物的安全评估提供基础数据。
Underwater structure will be damaged in different degree in this kind of particular environment. Among these defections, the crack is the important factor to evaluate the reliability of structures.
水下结构物在水下这种特殊的环境中会受到不同程度的损伤，其中裂缝缺陷是评估结构物安全可靠性的重要因素。
In this paper, double cylinder shell structure with stiffening ribs is used to solve some problems about the impulsive environment of underwater explosion for submarine structure.
本论文以双层加筋筒形结构为主要研究模型，探讨了水下爆炸作用下潜艇结构冲击环境研究的如下几方面的问题。
According to the particular condition of underwater robot work, the paper studies the related key technology, including body structure, magnetic structure, control system, cleaning work set etc.
针对水下作业环境的特点，对机器人的本体结构、磁路结构、控制系统和清刷作业装置等关键技术进行了系统的研究。
According to the existing theories on underwater explosion and based on the analysis of experimental results, the laws of foundation and structure vibrations are summarized.
借助已有的水下爆炸理论，分析试验结果，总结了地基及结构振动的规律，指出二次振动现象与水中爆炸产生的气泡脉动有关。
The paper researched on the rule of impact response for double taper-column shell structure with stiffening ribs subjected to underwater explosion.
研究了加肋锥柱双层壳结构在水下爆炸作用下冲击响应的规律。
Although the ancient pyramids were constructed by humans, Waring says' Only aliens could accomplish makings such a massive structure '— referring to the one underwater.
虽然古代金字塔是人类建造的，但韦林表示“只有外星人能完成这样庞大的建筑”——指的便是海底的这个建筑。
Underwater elastomeric energy storage propulsion unit (UEESPU) is a kind of new propulsion unit, which dramatically features as follows: simple structure, low cost, in particular, low noise.
水下弹性储能推进装置是一种新颖的推进装置，具有结构简单、成本低、噪声很小等显著优点，非常适合装备我国的船舶。
Underwater placement of bridge's platform and cradle construction method for multi-span continuous box-girder structure constitute the construction feature of Fuyang bridge in Zhejiang province.
以水下浇筑大桥承台和采用挂篮法施工多跨连续箱梁结构是浙江富阳大桥工程的重头戏。
The job of maintenance adopts the underwater diamond wire saw for cutting the oil - gas pipelines aiming at the characteristic of the benthal condition and the structure of the pipelines.
在海底油气管道维修过程中，针对海底作业工况和油气管道的特殊结构采用水下金刚石绳锯机完成管道切割作业。
A new impulsive factor is defined to describe the loading of underwater explosion from the viewpoint of energy acted on the structure.
从结构遮挡的爆炸能量角度提出了一种新型的冲击因子来描述水下爆炸载荷。
The structure of the REPM BLDCM of actuation system for underwater vehicle is introduced while its design is analyzed and calculated in detail.
介绍了水下航行器舵系统中的REPMBLDCM结构，对REPM BLDCM设计进行了详细的分析和计算。
Simulated the typical ships broadside protection structure under the underwater contact explosion load by non-linear dynamical finite element software LS-DYNA.
采用非线性动力有限元软件LS-DYNA对典型舰船弦侧防护结构在水下接触爆炸载荷作用下进行数值仿真。
This paper introduces a new type of spinning underwater vehicle with detailed il-lustration of its system structure and working principles and offers the design of a fuzzy con-troller.
提出了一种完全新型的旋转式水下运载器的系统结构，简要介绍了系统的工作原理，设计了模糊控制器。
This paper introduces the structure, principle, technology specification, quality control and operation of water table on underwater plasma cutting.
介绍了水下等离子切割水台的基本结构、主要技术规格、工作特点、制造质量控制以及使用时的注意事项。
According to the characteristic of the cracks in underwater concrete structure that are full of water, a new type of high performance composite grouting was designed.
根据水下结构混凝土裂缝中富含水分的特点，设计一种高性能复合注浆修补材料。
A concept of portable low_voltage electrical underwater tools' general structure was presented in this paper.
提出了便携式水下低压电动工具总体结构新构想。
The structure and runing principle of underwater strand-granulator type USG600H were in- truduced; The main operation conditions were analyzed how to affect the quality of the product.
介绍了USG600H水下切粒机的结构及工作原理，分析了主要操作条件对产品质量的影响。
The following parts are included in this thesis: Firstly, the characteristic and the structure of the underwater manipulator and its work principle are discussed.
本文主要包括了以下几个方面的内容：首先，介绍了水下作业机械手的特点和组成结构、分析了其工作原理。
This paper summaries the structure principle and design points of underwater pump davit.
该文对水下泵吊放装置的机构原理及设计要点作概要介绍。
Several kinds of sealing structure and their application to underwater electrical connectors were analysed. Problems such as the selection of sealing materials were discussed.
列举了水下电接插件的几种典型局部密封结构和使用特征，讨论了水下电接插件的密封材料选择及有关问题。
The Dynamic response of submarine structure subjected to underwater blast loading was investigated by using both numerical calculation and experimental methods.
采用数值计算和试验手段相结合的方法，对潜艇艇体结构在水下爆炸载荷作用下的损伤进行了研究。
According to the structure of the world can be divided into retaining wall, slope protection, revetment, bottom protection, slope protection spats, underwater cast resin, etc.
按结构门径可分为挡土墙、护坡、护岸、护底、护坡护脚、水下抛尸等。
A vessels structure and countermeasures can be designed to meet particular threat and signature level target for all of the main underwater and above-water threats.
设计舰艇的结构和对抗措施可以对抗各种水下和水上威胁的特定威胁和物理场特性水平目标。
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