高精度重力儀 的英文怎麼說
中文拼音 [gāojīngdùzhònglìyí]
高精度重力儀
英文
high accuracy gravimeter- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 精 : Ⅰ形容詞1 (經過提煉或挑選的) refined; picked; choice 2 (完美;最好) perfect; excellent 3 (細)...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 重 : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
- 儀 : 名詞1 (人的外表) appearance; bearing 2 (禮節; 儀式) ceremony; rite 3 (禮物)present; gift 4 ...
- 高精度 : high-accuracy; high-precision高精度測量 high-accuracy survey; 高精度機床 high precision machine tool
- 重力 : [力學] gravity; force of gravity; gravity force; power of gravity; pull of gravity; gravitational...
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And the deficiencies are pointed out in present researches, such as highway capacity, level - of - service, influence factor of road alignments, etc. from these, it has confirmed that the thesis should be studied from rational analysis, quantitative analysis of level - of - service, impact on capacity of road alignments, setting - up simulation model, etc. the high - accuracy gps dynamic data acquisition appearance is proposed to be used for the first time to carry on the experiment of overtaking on two - lane highways, and experiment scheme is designed according to the driver ' s perceive to judge each overtaking course. based on the experiment data, it can get two important parameters of acceptant gap ? the critical gap of overtakable time headway and returnable time headway through data processing, which can offer the strong support to the research of two - lane highway capacity with qualitative and quantitative analysis. besides, the experiment methods is provided to observe overtaking ratio and to measure the
研究中首次提出了運用高精度gps動態數據採集儀對雙車道公路上的超車行為進行觀測,設計了根據駕駛員感受度來衡量超車過程的實驗方案,並通過後期數據處理得到了超車過程中兩個重要的可接受間隙參數-可超車車頭時距和可回車車頭時距的臨界間隙值,為定性和定量分析雙車道公路通行能力提供有力的數據支持;同時,還提出了觀測超車率的實驗方法以及測量加速度干擾的實驗方案,統一了計算加速度干擾的時間統計間隔,為雙車道公路的服務水平量化研究奠定基礎;最後還簡單介紹了駕駛員問卷調查法和模擬程序中模型參數標定和驗證的數據採集方法。And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed
研究結果如下:首先針對荒漠化地區的地物特徵,對高光譜數據不同波段的數據質量、波段組合進行了評價,提出了適用於荒漠化監測的基本波段選擇集;初步了解和掌握了研究地區的地物光譜特性及變異規律,進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎;發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現象,對于譜形相似而整體反射率的值相差較大的兩類地物,通過引入均值和方差圖像參與分類得到解決;研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段,這些波段與植被生物量和蓋度都有密切的關系,是開展精細植被分類研究和植被定量反演的重要基礎;像元的導數光譜分析可以消除土壤背景的影響,是進行植被生物量和蓋度定量反演的有力工具;建立了荒漠化監測主要評價因子的定量反演模型,並分析了模型的適用性。Rotary machine faults diagnosis using the degree of cyclostation
多重小波分析在高精度重力儀數據處理中的應用Observation results of the high precision tidal gravity with superconducting gravimeters at stations wuhan and kyoto
武漢和京都臺站超導重力儀高精度潮汐重力觀測結果The relative gravimetries in the western area of yunnan province had been performed 28 times and absolute gravimetries many times till 1996
在滇西地區已用高精度拉柯斯特重力儀進行了28期相對重力測量和多次絕對重力測量。In all kinds of the instruments detecting the earth ' s gravity field at present, the superconducting gravimeter ( scg ) is considered by the international researchers as the one with the highest precision, the best continuity and stability
目前在測定地球重力場的各類儀器中,超導重力儀已被國際同行公認為是精度最高、連續性和穩定性最好的儀器。Abstract : the principle of water leakage detector is described. the hardware circuit and software diagram are mainly introduced. the measures on improving precision, reliability and anti - interference ability are presented
文摘:介紹了漏水檢測儀的設計原理,著重介紹了硬體電路設計及程序框圖。講述了該儀器在提高精度和可靠性以及增強抗干擾能力上所採取的措施。The instrument has been applied to spot construction for the first time on the construction site of commanding and dispatching center of channeling water from huanghe river in wanjiazhai of shanxi. digital and sensing technology is employed to accomplish the dual open loop control over the tension of prestressing tendon. because the traditional technology of prestressing construction is improved, construction accuracy and efficiency are greatly rais ed
智能預應力張拉儀是能與普通張拉設備配套重復使用的智能化顯示與控制儀表,是本課題組研製的專利產品,本文首次在山西省萬家寨引黃工程式控制制調度中心施工現場將智能預應力張拉儀應用於現場施工中,利用數字傳感技術實現了對預應力筋張拉的雙重開環控制,改進了傳統的預應力施工工藝,大大提高了預應力施工的精度和效率,從而有效地避免了工程事故的發生。Firstly, the paper discusses well logging technology and the development of the domestic and foreign pressure meters, then proposes the sytem scheme design of sjdy - i electronic pressure meter and briefly analyzes its operating principle. secondly, the paper explains in detail the software and hardware design method, presents the design thought and flow charts of every function modules. thirdly, the paper analyzes the pc program, introduces software which adopts the filter and nonlinear regression methods for improve the system precision
本文首先在介紹了試井技術和目前國內外壓力計的發展狀況的基礎上,進行了sjdy -型存儲式深井電子壓力計系統總體方案設計,並對該系統的工作原理進行了簡要的分析;然後,闡述了sjdy -型存儲式深井電子壓力計井下儀器部分的軟硬體設計思想和設計目標,詳細介紹了整個系統的硬體組成部分,並給出了單片機系統(即井下儀器部分)軟體的設計思想和各個功能模塊的流程;接著,重點分析了sjdy -型存儲式深井電子壓力計的上位機程序以及各個模塊的具體功能,並設計了相應的軟體予以實現;最後採用濾波技術和非線性校正方法,來提高整個系統精度。分享友人