重力位場 的英文怎麼說

中文拼音 [zhòngwèichǎng]
重力位場 英文
geopotential field
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • : 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...
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • : 場Ⅰ名詞1 (平坦的空地 多用來翻曬糧食 碾軋穀物) a level open space; threshing ground 2 [方言] (...
  • 重力 : [力學] gravity; force of gravity; gravity force; power of gravity; pull of gravity; gravitational...
  1. Using the net assets per capital, the investment return rate, the t - m model, the h - m model, the single factor evaluating model which consists of the treynor index, the jensen index, the sharpe index and the square m index, we evaluate the performance of the twelve mutual funds. and we come to the following conclusions : ( 1 ) after the modification of the risk factor, our mutual funds in the recent one year outguess the market ; ( 2 ) better performance comes from the aid of the government, the improvement of the investment environment and the hard, smart work of the managers especially in the way of selecting some securities in the capital market. ( 3 ) though we make progress, there are still many problems which prevent the further development of our mutual funds such as the devise of the management fee and the characteristics of different funds, all of them divided into the subjective ones and the objective ones

    通過使用投資基金單凈資產和投資收益率指標、單因素整體績效評估模型,包括treynor指數、 jensen指數、 sharpe指數和業績的m ~ 2測度以及t - m 、 h - m模型對12隻樣本基金進行實證研究,實證研究表明: ( 1 )經過風險調整后,在最近的一年中,我國證券投資基金的業績總體上優於市基準組合; ( 2 )基金業績的提高得益於管理層的視、投資環境的改善和基金經理的經營,而基金經理的良好業績是通過一定的證券選擇來獲得的; ( 3 )已成為證券市上舉足輕量的基金在發展過程中雖然取得了一定的成績但其進一步發展還面臨著許多問題,有主觀存在的諸如管理費率的設定、基金風格方面的問題等等,也有客觀存在的諸如證券市現階段的不完善等等,所以,我們應該抓住《證券投資基金法》問世帶給基金業發展的契機,大促進證券投資基金規范發展,採取各種措施做大、做優和做強基金業。
  2. The power industry of our country is fast growing, having made the enormous achievement in power construction, installed power - generating capacity and annual generation have already averagly leapt to the second place in the world, regional high voltage, main net shelf of the voltage grade of superelevation that most areas have formed transprovincially, electric short supply state is improved by a certain degree, power industry has supported the fast development of national economy effectively. after the obvious change takes place in the state between supply and demand of electric market, the current electric system exposes some drawbacks not meeting the needs of socialist market economy system. it is obvious to monopolize the systematic defect managed day by day, the market barrier has hindered the forming of the electric market transprovincially between provinces, has hindered the electric power resource from improving the whole competitive power of national economy, the country determines to further deepen the process of the electric system reform

    本文運用市營銷學、電需求側戰略管理的相關理論,從對電需求側管理與營銷現狀、存在問題和特徵的了解入手,通過對電宏觀環境和電主體的分析,對電需求側管理與營銷目標市進行細分,確立了電需求側管理與營銷目標市並進行定,進而提出了電需求側管理與營銷成本領先、市滲透的戰略選擇,在戰略選擇的基礎上點對電營銷策略進行了研究,提出了實施營銷戰略和各項策略必備的組織、保障措施,對實施中可能出現的問題進行預測並提出相關對策,從而初步形成一套電營銷體系,以指導供電企業的電需求側管理與營銷工作,提高增供促銷水平。
  3. Geotechnic centrifuge model test technique utilizes the equivalence between centrifugal force field and gravitational field ; model dimension dwindles into 1 / n times of prototype " s, but the body force on the model increases n times. the strain and stress of model is equal to prototype " s, but the displacement of prototype is n times of model " s

    土工離心模型試驗技術利用離心等效性,將模型尺寸縮小到原型尺寸的1 / n ,同時作用在模型上的體積增大n倍,這時,模型中各點的應、應變與原型中對應點的應、應變相等,原型和模型對應點的移成n倍關系。
  4. The characteristics of the normal equation created in recovering the earth gravity model ( egm ) by least - squares ( ls ) adjustment from the in - situ disturbing potential has been discussed in detail

    摘要討論了在基於能量法確定地球模型的過程中,利用最小二乘方法由沿軌擾動數據解算系數時法方程的特性,在該問題中,法方程只與衛星軌道有關。
  5. Using piezoresistive accelerometers and magnetoresistance sensors measure the dynamic acceleration and geomagnetic field and through avr mcu software to calculate the attitude angular and azimuth. the fact of affecting the module is discussed in detail in this report and put forward the resolving scheme of key technology of digital filter, linear compensation, temperature compensation and magnetic field adjustment. the digital module has advantages of small size, light weight, low conception, high accuracy, all solid state and high reliability

    本課題採用壓阻式加速度計和磁阻傳感器分別測量加速度和地磁,通過avrmcu軟體解算出姿態角和方角,課題詳細分析了影響模塊性能指標的因素,就數字濾波、線性補償、溫度補償、磁修正等關鍵的技術問題提出了可行的解決方案,研製的數字化模塊具有體積小、量輕、低功耗、精度高、全固態、高可靠等特點,所有性能指標均滿足設計要求,為姿態角測量提供了有效的手段。
  6. Considering slpmu - 025a produced by japan shinko motor company ltd. as our study project, this thesis presents a study on two - phase hybrid lsm, the study objects and some conclusions presented in the thesis are : ( l ) the 3d model of slpmu - 025a is formed by software maxwell 3d. then, the 3d magnetic field of the motor is analyzed by fem ( fenite element method ) analysis. here, the analysis of the magnetic field is in focus on the region of tooth - layer

    本文以日本神鋼電機株式會社生產的slpmu - 025a為研究樣機,對二相混合式直線步進電動機進行了研究,內容包括: ( 1 )用maxwell3d軟體建立了slpmu - 025a的三維模型,通過有限元分析計算了電機的三維磁點分析了電機齒層區域的磁; ( 2 )應用maxwell3d的后處理計算得到了電機的靜推? ?移特性,並與實驗進行了比較; ( 3 )利用matlab中的simulink建立了動態模擬模塊,模擬了電機的部分動態特性,並用實驗進行了驗證。
  7. In this paper, a high integrated and intelligent digital dsp - spm system is developed based on the nspm6800 spm manufactured by the beijing zhongke mechanical & electrical equipment co. at present, the pc of spm system is burdened with not only sending and receiving data, but also disposing of image, which hinders the enhancement of speed of the system. in addition, as the function of spm is expanding, including tappingmode afm, efm, mfm, scm, etc, one hand, it amplifies the range of the application of spm, on the other hand it also means that the task of autocontrol and data transfer heavier. the advantages offered by the dsp compared to analog systems include considerable flexibility in the choice of the signal processing algorithm and greater ease in managing control parameters by the host computer, which are very important for the improvement of spm

    本課題以北京市中科機電設備公司的nspm - 6800型掃描探針顯微鏡為基礎,新設計了以dsp為控制核心的控制系統,主要解決原系統存在的以下問題: ( 1 ) pc機既要實時控制數據的採集與發送,又要進行圖像的后處理,整個系統的實時性難以達到要求; ( 2 )隨著spm功能的擴展,一方面包括輕敲式原子顯微鏡、電、磁、掃描容顯微鏡等技術在內的spm技術擴展了儀器的測試范圍和功能,另一方面也意味著自動控制量的增加和數據處理量的增加; ( 3 ) 16a d 、 d a都採用的是購買的板卡,也通過isa槽插在pc機內,成本高,不利於擴展; ( 4 )另外,數字板通過isa槽插在pc機內,易受于擾,而且給安裝帶來不便。
  8. To prevent prisoners from fighting, committing suicide, escaping, attacking prison guards and promptly and effectively to transfer information records about violence spot and break - jail actions, constructing security and guard system in personnel, material and technology dimension is a powerful measure to achieve the shift from traditional management to modern management by scientific technology

    預防服刑人員斗毆、自殘、自殺、越獄、襲警等違法犯罪活動,及時準確地掌控和調閱監獄暴、越獄行為等信息資料,構築人防、物防、技防三一體的安全防範體系,是變傳統教育改造和管理服刑人員方法為利用現代科技信息手段進行管理的要舉措。
  9. In this paper, temperature field and thermal stress of baise 6aa roller compacted concrete gravity dam section are calculated and analyzed, and the distribution laws of the temperature field and the thermal stress field during construction and operation of 6aa dam section and its foundation whose top is made of f6 fault concrete tuck, are mainly studied

    本論文通過百色碾壓混凝土壩6aa壩段溫度和溫度徐變應的模擬計算分析,主要研究6aa壩段及基礎部f6斷層混凝土塞施工期及運行期的溫度和應的分佈規律。
  10. The electrical and mechanical boundary conditions are obtained considering the characteristics of layered ferroelectrics ; the local electric - mechanical response equations of each structural layer of units are derived under the coupling of electric and mechanical loads. various calculations are conducted when the volume fraction of each layer differs, as well as when the ratio of yang ' s modular between layers changes. the influence of these factors to material performance is studied

    慶大學博士學論文應用提出的模型與方法,針對層狀微結構鐵電材料的具體特點,進行了計算與分析,包括:建立了層狀鐵電材料的邊界條件,推導出在外加作用下的各層材料的局部電響應的表達關系。
  11. For the thermal power plant ' s choices of development strategy, the real situation of power market and power plants in china at present was considered in the paper. the paper pointed out national power policy, barrier of entering in or dropping out power industry, position of the power plant and all these factors which were important to power plant for choosing its strategy in transferring from demand economy to marketing economy. the power plants are classified by its situation, and given its suitable strategic models, which were low - cost strategy, diversification strategy, readjustment strategy and liquidation strategy

    在火發電企業戰略選擇方面,本文根據我國目前電化的實際情況和火發電企業的現狀,在電企業由計劃經濟向市經濟轉化過程中,對影響企業戰略選擇的宏觀能源政策、行業進入壁壘、企業在電網中的地要因素進行了分析,並對目前的電企業進行分類,提出了適用於不同企業的低成本戰略模式、多元化戰略模式、調整戰略模式以及清算戰略模式。
  12. By this thesis we study sd by the pect analysis ( political, economic, culture, technology ), potter analysis, subject and object of the market analysis, swot analysis etc. finding out the reasons of the problems. then make serious decisions including market segmentation, the target market selection and market location. finally establish systematically market strategy, marketing mix that is available and operational. to achieved the goal of 2003

    另外,還有產品讓渡價值分析,波士頓矩陣分析等手段,找出造成困難的原因;第三部分,實施目標市營銷策略( stp ) ,新市細分、確定目標市、市決策,明確sd要取得競爭優勢的努方向;第四部分,制定2003年sd的營銷目標;第五部分、六部分圍繞目標市和營銷目標,制定經營戰略、競爭戰略及其營銷組合策略( 4ps ) ,編制詳細的營銷方案;第七部分,分析方案有效實施的保證因素;在結束語中介紹可能遇到的問題及其處理方法等。
  13. Geopotential, or gravitational potential relative to mean sea level, is the energy an air parcel may potentially acquire by virtue of its position in the gravitational field of the earth

    勢高度勢,又稱勢,是空氣在地球中蘊藏的能量。在大氣中,勢會隨高度和緯度而變化。
  14. Discrete approach with 15 ' 15 ' grid is adopted in order to numerically simulate and calculate the gravitational potential field generated by the homogeneous rotation - symmetric ellipsoid, and it is verified that the method, the fictitious compress - recovery and the fictitious downward continuation of the gravitational field, is reliable and valuable at the relative accuracy level higher than 10 ^ ( - 4 )

    摘要採用15 ' 15 '網格離散化手段對均質旋轉對稱橢球體產生的引進行了數值模擬計算,在相對精度優於10 ^ ( - 4 )的水平上,驗證了引虛擬壓縮恢復法以及虛擬向下延拓法的可靠性和有效性。
  15. Based on the response theory of an elastic earth to surface loads and the model of the standard atmosphere, the characteristics of changes in the loading effects with time, space and frequency are comprehensively investigated in this dissertation. the numerical results obtained in this study can provide accurate atmospheric correction models for high - precision continuous measurements of the geophysical fields such as gravity, tilt, displacement and strain on the earth ' s surface

    本文基於彈性地球對表面負荷的響應理論和標準大氣模型,綜合研究大氣負荷效應的時間、空間和頻率特徵,為地表、傾斜、移和應變等物理的高精度連續觀測提供精密大氣影響改正模型
  16. The computation on the dynamic change of gravity field with above data is done, the determinations of the spacial and time gravity base, and of the calculation of the influences about the instrument scale changes deduction of station movements etc. are systematically discussed in this paper

    利用這些資料進行了動態變化計算,系統地討論了空間和時間基準的確定、格值影響的計算和點移動的歸算等問題。
  17. In the future, nine big, gigantic and over - gigantic hydropower stations ( over mega kw. h every station ) will be built in the prefecture of liangshan, the installed gross capacity of those hydropower stations will reach 50, 600, 000kw

    目前,涼山電營銷市分割嚴,以縣域為單的獨立的電營銷市成為涼山電的主體。國家電網、地方電網兩個營銷主
  18. The result that this kind of practice spreads, it is to make the number of the annuities that get increases, and the number that pay endowment insurance expends decreases accordingly, accentuated burden of endowment insurance fund, affected the normal retiree that accords with a condition of basic annuities on time full specified amount extends ; 2 it is to make one batch did not arrive the age, the technology, worker that has experience exits working station ahead of schedule, create the waste of labor natural resources not only, and the on the rails that affected an enterprise to manufacture management activity, legitimate rights and interests of the worker also got enroach on ; 3 it is to shift to an earlier date in great quantities retiree 2 obtain employment, formed concussion to the labour market, the normal order that disturbed the labour market develops

    這種做法蔓延的結果,一是使領取養老金的人數增加,而繳納養老保險費的人數相應減少,加了養老保險基金負擔,影響了符合條件的正常退休人員基本養老金的按時足額發放;二是使一批未到年齡、有技術、有經驗的職工提前退出工作崗,不僅造成勞動資源的浪費,而且影響了企業生產經營活動的正常進行,職工的合法權益也受到了侵害;三是大量提前退休人員二次就業,對勞動形成了沖擊,擾亂了勞動發展的正常秩序。
  19. Bodies traveling in a gravitational field are always undergoing an exchange of gravitational and kinetic energy

    中運動的物體會不停地改變其動能與能。
  20. Abstract : this paper has given a thorough investigation into theapplication of bp neural network to gravitational density interface inversion as well as the implementation of wavelet theory in potential field decomposition and, on such a basis, analysed and evaluated the prospect of applying wavelet neural network to the inversion of gravitational and magnetic data

    文摘:對bp神經網路在密度界面反演以及小波分析在分離上的應用進行了深入的研究,進而對小波神經網路在磁資料反演中的應用前景進行了分析、評價。
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