field direction 中文意思是什麼

field direction 解釋
磁場方向
  • field : n 菲爾德〈姓氏〉。n 1 原野，曠野；（海、空、冰雪等的）茫茫一片。2 田地，牧場；割草場；〈pl 〉〈集...
  • direction : n. 1. 方位，方向；范圍，方面。2. 〈pl. 〉 指揮，指導；管理。3. 〈常 pl. 〉指示，命令，吩咐；用法說明。4. 導演；（樂隊）指揮。5. 寄發地址。6. 趨向，傾向。
  1. The iron flings align themselves in the direction of the magnetic field

    鐵屑按磁場的方向排列。
  2. Second, according to field investigation and wind - tunnel experiment, some scholar s advanced that barchan dunes often appear in dynamic equilibrium shapes when th ey move along the direction perpendi cular to the dune ridge under the influence of unimodle sand - moving wind

    風成沙的紅化和圓度特徵不宜作為判別其氣候意義的診斷性標志，應當結合動植物化石及石英砂顯微結構等線索來確定。
  3. Besides the current development of carbinol industry, the article describes the research of carbinol downstream products both domestic and abroad, as well as the application and development direction in industrial field

    報道了甲醇工業發展的現狀，綜述了國內外甲醇下游產品的開發研究，從幾個方面論述了甲醇在工業生產上的應用及其發展方向。
  4. There is a north - north - east negative anomaly belt of aerial magnetism in the middle - east part of the basin, which could be displayed by the aerial magnetism of commutative field, upwardly continuation, lvt in earthquakes, the experimentation of granite liquation ( demagnetization ), the distribution of neozoic era volcanic rock, earthquake, hot spring and ground feature. the anomaly shows the blocking in east - west direction, and it is also associated with intense activity of deep heat interaction and the development of the crust - mantle mixed layer in the north qiangtang

    從區域航磁、向上延拓、地震低速層、花崗巖熔融（退磁）實驗、新生代火山巖的分佈、地震、溫泉、地貌等發現，盆地中東部存在一北北東向航磁負異常帶，既顯示出東西分塊，也與北羌塘深部熱力作用強烈活動、發育「殼幔混合層」有聯系。
  5. This then is something of a cursory view of the direction taken by contemporary quantum field theory.

    這就是對現代電子場論的趨向的粗略的一瞥。
  6. Third, using singular points and direction image, we class the fingerprint. we dispart four small fields in the center field of the fingerprint image. through the directions of the lines in every small field, we confirm the fingerprint type

    基於方向圖分類法中將中心區域的方向圖分為左上，左下，右上和右下四個子區域，根據各子區的紋線走向來確定指紋類型。
  7. In the different places the basal datum can be obtained from the drilling field through this system, in this way the technology resource and expert resource of different places can be taken full advantage to resolve the problem of technology weakness of the drilling team, and realize long - distance monitoring, long - distance direction, and long - distance management

    該系統可以通過internet對鉆井現場進行遠程監視，異地獲得現場基礎數據。這樣，可以充分利用異地的技術資源和專家資源解決井隊技術力量弱的問題，實現遠程監視、遠程指導和遠程管理。
  8. The direction of the electric field vector is indicated in each picture.

    每張照片上都標出了電場矢量的方向。
  9. The original orientation ( i. e. the mol with respect to the geographical north ) of the core in the formation can be obtained by palaeomagnetic orientation tests. the two results are combined to define the direction of the maximum principle stress of the well or field

    該方法根據差應變分析（ dsa ）實驗確定地應力相對于巖心標志線的方向，利用古地磁方法確定巖心標志線相對于現代地理北極的方位，兩者結合確定地應力方向。
  10. The studies of plane heterogeneity are as follows : the text counts the parameters of the sandlayers " geometric shape of different sedimentous microfacies ; speculates the conditions of lateral communication by sandstone density according to the method brought forward by j. r. l. allen ; gets a group of parameters including the reservoir thickness, porosity and coefficient of permeability by using kriging method according to the data of logging results ; makes certain the direction of coefficient of permeability with variation function by modeling globosity function ; divides the sandlayers into five types by using the method of flowing cell based on three parameters, that is x h, kxh and h / h, and accounts the favorable region. on the base of above - mentioned studies, the text evaluates the heterogeneity of sandlayers and gives the resolutions to these problems to serve the development of the field

    Allen ）等人提出的統計方法，用垂向上砂體密度的界限來推測砂體側向連通情況；根據每口井的測井解釋資料，利用克里金插值法對外間進行插值，得到了一組反映儲層特徵在平面上變化的參數，包括儲層厚度分佈、孔隙度以及滲透率，並且成圖；利用變差函數法，通過球狀函數模擬，確定儲層優勢滲透率方向：根據流動單元法，以儲能系數、容積系數以及凈毛厚度比三個參數為依據，通過聚類分析方法進行流動單元劃分，並且按照參數特徵將其分為五類，統計各砂層有利流動單元區塊。
  11. As the developmental direction of the future of the automation technology, the fieldbus is maturating gradually and is applied to every field of auto - control

    以lonworks技術為基礎的lon現場總線是目前世界上應用最廣泛的一種現場總線技術。
  12. The current estimated normalized magnetic field direction, corrected for the fields generated by the torque coils

    目前經由修正轉矩線圈產生的磁場而估計到的正規化磁場方向。
  13. Once the field is larger than the threshold field, the molecules of liquid crystal tend to the magnetic field direction and they will align to the magnetic completely under some conditions i. e. it is saturated so it is important to calculate the threshold and saturation field

    在平衡狀態下，兩個轉矩的作用相互抵消。一旦磁場強度超過一定的閾值，液晶內部的分子將更易於沿外磁場方向的排列。一定條件下分子完全沿磁場排列，即達到飽和。
  14. That indicates the field direction of the expression

    ，指示表達式的欄位方向。
  15. The direct torque control theory is a kind of new control method after vector control theory in ac control field. it calculates and controls the torque and the flux of ac electromotor in stator coordinate using the voltage space vector. adopting the stator magnetism field direction method, it recurs to discrete pang - pang control producing pulse width modulation signal and controls the switch state of the transductor when better quality steady - state performance is produced

    直接轉矩控制技術是繼矢量控制技術之後交流調速領域中新興的控制技術，它採用空間矢量分析的方法，直接在定子坐標系下計算並控制交流電動機的轉矩和磁鏈，採用定子磁場定向，藉助于離散的兩點式控制產生脈寬信號，直接對逆變器的開關狀態進行最佳控制，以獲得轉矩的高動態性能。
  16. To specify a field direction for the parameter

    可指定參數的欄位方向。
  17. Class using the specified field direction and expression

    使用指定的欄位方向和表達式初始化
  18. Gets or sets the field direction for this direction expression

    獲取或設置此方向表達式的欄位方向。
  19. Field direction modifiers

    欄位方向修飾符
  20. This web site provides information aboout groundwater remediation, field direction, marsh protection, publications ， etc

    本站點的主要信息包括地下水補救處理、野外指導、濕地保護、相關出版物等。
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