声波探测
- 网络acoustic detection;acoustic sounding
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DST-3型井间声波探测和井中声波采油系统在冀东油田的试验
The experimental application of dst-3 type inter-borehole acoustic sounding and borehole acoustic oil-mining system in the Jidong ( eastern hebei ) oil field
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声波探测显示的渤海湾西部全新世断层活动
The Holocene Active Fault in the Western Part of Bohai Gulf Showed by Acoustic Sounding
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隧道围岩松动圈声波探测技术应用研究
Study on Acoustic Detecting Application of Tunnel Surrounding Rock Loose Circle
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浅层地下物体的高分辨声波探测
High resolution acoustic wave detection of shallow underground object
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高分辨率的声波探测在浅海工程中的应用
Application of the high-resolution acoustic survey to offshore engineering
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大型物体结构的透射声波探测法
Structural Imaging of Large Object by Sound Wave
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爆破开挖效应的声波探测技术
Acoustic detection technique for blasting excavation effect
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山东半岛北部近海海域北西向蓬莱&威海断裂带的声波探测
Shallow-depth sonic reflection profiling studies on the active Penglai-Weihai fault zone offshore of the northern Shandong peninsula
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本文用光线分析理论模型证明了利用激光进行水下声波探测的可行性。
In this paper , the feasibility of the laser detection of underwater acoustic signals is verified on the basis of theoretical analysis .
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在静态条件下用声波探测法对两种饱水岩石标本(砂岩、花岗岩)的滤波特性进行了实验研究。
Under static condition the acoustic wave detection is applied to study the filtering characteristics experimentally for two kinds of saturated rock specimens ( sandstone and granite ) .
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海底浅部沉积物声学特性直接影响海洋声学环境,影响对海底面、海底浅表层沉积物及其下伏地质体和人工构筑物的声波探测效果。
Acoustic characteristics of seabed sediments are basic to underwater acoustic environment and to explorations of sea bottom , surficial and sub-bottom sediments and underlying geologic bodies and man-made obstructions .
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同时,利用声波探测对原抗滑桩进行了检测,分析了失效原因,并查清了拟建抗滑桩地段的地质条件。
Besides , acoustic method is used for detection of the former anti-slide piles and potency losing causations of the piles are analyzed and the sound geological conditions for upgrade of the piles are ascertained by the above investigations .
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声波探测具有很高的分辨率和信号发射频度,可以获得高品质浅地层剖面,显示出沉积地层的结构与构造细节、斜层理等三角洲沉积标志特征。
Sonar survey has a very high resolution and signal emission frequency , so it can be used to obtain high-quality shallow profile and the textural and structural details of sedimentary strata and indicators of deltaic deposits such as oblique bedding .
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煤层底板破坏深度的声波CT探测试验研究
Detection of the failure depth of coal seam floor by acoustic wave computer tomography
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地下声波CT探测技术在最近十几年中已在工程地质勘探中得到较好应用。
The subsurface sonic tomography exploring technique has been developed in engineering geological exploration in recent years .
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介绍探测复合材料层板基体裂纹的三种实验技术:声波发射探测,超声波C扫描和复制带记录。
Three experimental techniques for detecting matrix cracking evolution in composite laminates are investigated : acoustic emission detection , ultrasonic wave C-scan , and replica tape record .
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地下声波法CT探测技术在工程地质勘查中的应用
Application of Subsurface Sonic Exploring Technique to Engineering Geological Exploring
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研究了锁模激光在材料中产生频率达GHz的光声波和相应探测技术,用回波分析法无损坏测量了薄材料的厚度。
Photoacoustic wave with frequency of GHz and corresponding detection were researched . The PA in materials was excited by a mode-locked laser . The thickness of thin material was measured no - destructively by echo analysis .
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声波测井径向探测深度及影响因素研究
Research on Radial Investigation Depth and Influencing Factors of Acoustic Logging
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从波动声学的角度讨论声波测井的探测深度问题。
Depth of investigation in sonic logging is studied based on wave acoustics .
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基于声波与振动探测的地震灾害生命搜索系统信号分析
Analysis of victim location system signal in earthquake disaster based on acoustic and seismic wave detection
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声波测井的探测深度及侵蚀作用对声波时差测量的影响
The radial sounding distance of acoustic log and the influence of mud-fiuid etching upon acoustic interval transit time
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根据这些曲线的变化,简单分析了声波测井的探测深度。
In this paper , radial investigation depth of acoustic logging is researched with the well that is surrounded by the cylindrical multi-layer media .
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针对声波测井薄层探测的需要,用半解析方法求解了地层为水平多层介质时柱状井孔内脉冲点源激发的声场。
The acoustic wave field excited by a pulsed point source in a fluid-felled borehole surrounded by horizontal multiple-layered media is solved by the send-analytical method .
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基于DDS声波生物传感器信号探测系统的研究
Study of Acoustic Biosensor Signal Detection System Based on DDS
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论文首先论证了声波层析成像技术探测金属矿山隐患空区的技术可行性,给出了相应的理论依据。
The author suggests that the hidden cavity in metal mines can be explored with the Technology of Sonic Computerized Tomography .
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普通声波测井的径向探测深度甚小于泥页岩的水化深度,在水基钻井液井孔中只能测到泥页岩水化后的信息。
The radial investigation depth of conventional acoustic well logging tool is much less than the hydrated depth of mud shale .
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弱反射波信号识别是声波法煤层厚度探测中的一个关键问题。
To identify the signal of the weak reflected wave is a key problem to detect the thickness of the coal seam by using elastic wave .
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以压电和压磁材料为代表的智能材料声子晶体的研究受到了广泛关注,也已经广泛应用到了声波设备、电磁探测和传感器等众多领域中。
The study of sonic crystals containing piezoelectric or piezomagnetic materials have received widespread attention , and been extensively applied in acoustic wave devices , electromagnetic surveying , transducer and many other fields .
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声纳是利用水下声波对目标进行探测和定位的设备,在军事应用和海洋探测工程方面有重要的作用,其检测阈和探测距离被认为是最重要的性能指标。
Sonar is used by detecting and orienting target with sound wave underwater , it plays an important part both on military use and ocean engineering . Signal-to-noise ratio and detection range are two significant sonar performance criterions .