超聲波測深 的英文怎麼說
中文拼音 [chāoshēngbōcèshēn]
超聲波測深
英文
supersonic sounding- 超 : Ⅰ動詞1 (越過; 高出) exceed; surpass; overtake 2 (在某個范圍以外; 不受限制) transcend; go beyo...
- 波 : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 深 : Ⅰ形容詞1 (從上到下或從外到里的距離大) deep 2 (深奧) difficult; profound 3 (深刻; 深入) thor...
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Research and design of operating depth measurement apparatus for farm implement
超聲波農機作業深度測量裝置設計與試驗The project just do research on using certain guided wave modes to detect the pipe flaw
本文正是針對這一課題深入研究了縱向超聲導波技術及其檢測管道缺陷的方法。Supersonic deep - well detector for submerged shaft sinking
淹水沉井超聲波深井測探儀Ultra sonic depth finder
超聲波測深儀On the premise that the basal transducer layout was designed according to the requirements of deep - sea exploring surroundings and technology on the basis of the hardware structure and data collecting ways of interferometric sonar, the echo signal by energy relativity search is analyzed and calculated, altitude data of the tiny terrain on the seabed under real - time irradiation of ultrasonic is gained as to provide parameters of best cutting depth for intellectualization of the seabed mining vehicle timely and promptly
摘要在相干聲納硬體結構及數據採集方式的基礎上,結合具體的深海鈷結殼探測環境和技術要求,確定了換能器基本布局,探討了信號採集與處理方法,利用能量相關搜索法對回波信號進行分析和計算,得出超聲波實時照射下的海底表面微地形高程數據,為海底采礦車智能化開采提供實時、快速的最佳切削深度參數。Ultrasonic depth finder
超聲波測深儀Also from waveform polynomials of sequential circuits, a precise clocking method based on multiple - period sensitization is presented. a novel noise estimation method based on boolean process is first presented in this paper, using transition numbers to describe noise effects. then combined with the selection method of long sensitization paths based on waveform sensitization, a test generation approach that could generate the noisiest sensitization waveforms for long sensitizatizable paths is presented
為了適應超深亞微米電路測試的要求,本文建立了一種新的基於布爾過哈爾濱工程大學博士學位論文程論的邏輯級噪聲預測模型,用波形多項式描述的同時發生的跳變數來預測l卜足聲大小,並生成能產生最大跳變數目的輸入波形;然後同基於波形敏化的長敏化通路選擇法相結合,形成一種能產生最大噪聲效應的敏化測試波形生成新方法。Utilize sound wave and ultra dark wave detection technique go on general survey on a large scale, through judge to data critical value or through set up this area measure parameter data base, and compare data measured with it, differentiate the quality defect
即利用聲波和超深波檢測技術進行大范圍普查,通過對數據臨界值的判定或通過建立本地區檢測參數數據庫,並將檢測的數據與之比較,判別質量缺陷。A three - dimensional - acoustic doppler velocimeter is used to measure the velocity components of the flow field in all three coordinate directions for different discharge and measurement site. the influence of measurement site and the depth / vegetation height ratio on the measured velocity profile and turbulence intensity and the renolds stress is analyzed. the characteristics of the measured velocity distributions and the results of the previous investigators are used to select an analytical expression for the shape of the velocity profile
利用三維超聲波多普勒流速儀( adv )量測不同位置、不同流量下的瞬時流場。分析了測點位置和水深與植被高度比對時均流速分佈的影響。本文還給出了種樹段紊動強度及雷諾應力的垂線分佈。In the process of building and using the mass concrete structures, because of the effect of out - side condition and themselves, some faults will form in the structure, these faults will effect the bearing capability and endurance using nondestructive testing method to test the concrete ' s quality and diagnose its healthy, which has the significant sense in assessing the safety stability and research of the administering diseases this dissertation mostly researched the testing methods in the mass concrete structure, discussed the principles, methods, features, sphere of application of the ultrasonic testing in the mass concrete structure with faults, used dynamic fem to simulate the testing process, discussed when the concrete structure with cracks is under the effect of the pulse, how the elastic waves propagate and what are their changing feature, researched the principles of the first - arriving waves " phase when the cracks " depths are not same, obtained the relation between the inversion point and the cracks " depth, which has the direction sense in the application of projects, the second part of this dissertation is ct, which used the ultrasonic wave running through the tested - substance to get arriving - time of the ultrasonic wave, then inverse the image this dissertation drawed one ct program which can well present the different little cells " ultrasonic wave velocity profiles of the substance, thereby to diagnose the quality of the part of the tested - substance, ct has the better using foreground.
在混凝土結構的施工及使用過程中,由於受其自身及外界各種因素的影響,常常會產生一些缺陷,對結構物的承載能力和耐久性造成嚴重影響,採用無損檢測技術進行質量檢測和健康診斷,這對混凝土結構開展安全、穩定性評估以及病害隱患治理研究具有重要意義。本論文主要針對大體積混凝土結構缺陷的檢測方法展開研究工作,重點討論了超聲波法檢測混凝土結構裂縫的基本原理和方法及其特點、適用范圍,運用動力有限元數值模擬其檢測過程,探討了有裂縫缺陷的混凝土結構在脈沖荷載作用下彈性波的傳播及其變化特徵,研究了不同裂縫深度下首波相位變化規律,得出了反轉臨界點與裂縫深度之間的關系,這對實際工程應用具有指導意義。聲波ct是一種新的無損檢測技術,它是利用聲波穿透被檢測體獲取聲波接收時間,來進行計算機反演成像的技術。Thirdly, analyzes the math characteristic and the math model of ultrasonic sensor. for overcoming its uncertainty, by investigating the working mechanism and characteristic of sonar, a sonar data filtering method is presented
針對超聲傳感器存在的不確定性,在深入分析超聲測距工作機理和工作特性的基礎上,採用一種超聲數據濾波的方法,以克服超聲測距的不確定性。分享友人