data valid 中文意思是什麼

data valid 解釋
有效數據
  • data : n 1 資料，材料〈此詞系 datum 的復數。但 datum 罕用，一般即以 data 作為集合詞，在口語中往往用單數...
  • valid : adj 1 （理由、證據等）有確實根據的，確鑿的；正確的；健全的，站得住的。2 【法律】（契約、選舉等）...
  1. By using the yearly data of water - sand that is gotten by a couple of adjacent hydrologic station in yellow river lower reaches, this paper makes use of kinds of math methods looking for the nonlinear disturbance among all of the factors, and introduces the thinking of analysis, logic, conclusion, inference, and random to nonlinear hydrologic forecasting. it realizes the valid approximation of the water level process in erodible - bed channel

    本文選擇黃河下游兩對相鄰水文站多年水沙資料，藉助多種數學方法尋找其中的非線性擾動項，將隨機數學中分析、邏輯、歸納、演繹、隨機的思考問題方式引入到非線性水文預報中，實現沖淤河道相應水位過程的有效擬合。
  2. Furthermore, the above recording data limited to a single point is not valid to predict the epicenter. in this thesis, seismic infrasound is profoundly studied

    本課題正是在以上的前提下，對臨震異常次聲進行更深一步的研究和探討。
  3. Relaxor ferroelectric single crystals, such as pb ( mg1 / 3nb2 / 3 ) - pbtio3 ( abbreviated as pmnt ) or pb ( zn1 / 3nb2 / 3 ) - pbtio3 ( abbreviated as pznt ), have been reported to exhibit an extremely large piezoelectric constant and excellent electrostrictive properties. such excellent performance makes it fully substitute the traditional piezoelectric ceramics and points to a revolution in ultrasonic transducers, actuators and micro - positioners, making relaxor - based piezocrystals the most promising materials for a broad range of advanced applications. however, it is difficult to grow the high quality single crystals because of the lack of valid thermodynamic data

    新型弛豫鐵電單晶鈮鎂酸鉛（簡稱pmnt ）或鈮鋅酸鉛（簡稱pznt ）是一類新興的功能材料，其在準同型相界附近具有優于傳統壓電陶瓷的較高的壓電常數和電致伸縮系數，可完全代替傳統的壓電陶瓷作為超聲換能器、致動器、微位移器等，使其成為鐵電領域的研究熱點，但如何生長出滿足應用要求的單晶材料卻一直是一個困擾的問題。
  4. Naturally a small number of valid results will also be rejected, and some spurious data accepted.

    自然，少數正確的結果也會被舍棄掉，而一些亂真的數據卻被接受進來。
  5. One might capture such information by observing the data generated for valid users of the system as it whizzes by on a wire

    當為系統的正當用戶而生成的數據在導線中傳輸時，可以通過觀測來獲取這類信息。
  6. A term indicating conformance to standards or criteria ; for example, “ valid data ” is data that has been checked for errors ( and corrected if necessary ) and a “ valid reference ” is a reference that correctly ? identifies ? a storage location in an area to which a program has access rights

    指出與標準或準則的一致性而用的術語，例如， 「有效數據」指經過差錯校驗的數據（如果需要，已經過糾正） ，而「有效引用」是一種引用，它正確地標識出程序可以訪問的區域內的一個存儲單元。
  7. Data mining and knowledge discovery in database ( kdd ) is a rapidly emerging research field, relevant to artificial intelligence, database system and statistics. it is the nontrivial process of mining the interesting, potentially useful, valid and understandable knowledge from data

    數據挖掘與數據庫知識發現（ knowledgediscoveryindatabases ， kdd ）是當前涉及人工智慧、數據庫、統計學等學科的一門相當活躍的研究領域，是從數據中提取人們感興趣的、潛在的、可用的知識，並表示成用戶可理解的形式。
  8. To be valid drop targets, controls must be capable of displaying the underlying data type of the item dragged onto it from the data sources window

    控制項必須能顯示從「數據源」窗口拖放的項的基礎數據類型才能成為有效的拖放目標。
  9. The drop - down list of associated controls in the data sources window is only available when a valid drop target such as a form is the active window

    僅當活動窗口為有效的放置目標（如窗體）時「數據源」窗口中的關聯控制項下拉列表才可用。
  10. When the water - air ratio increases, air ' s changing quantity of enthalpy and absolute humid will be enhanced. at last, the paper analyses the data from single factor experiment by mathematics method and gets relationship formulas about the nozzle flux, valid humidifying quantity and air ' s enthalpy changing quantity

    最後，對上述單因素試驗得到的數據進行數學分析，運用線性回歸分析、多項式回歸分析和非線性回歸分析的數學方法，得到影響撞針型高壓小孔徑離心式噴嘴的噴嘴流量、有效加濕量和空氣焙變量的數學關系式。
  11. High precision ad chip is used for intermediate frequency data sampling and fpga of virtex - series is used for the implementation of intermediate - frequency orthogonal system, which includes the sequencing control design for mult - channel radar system with verilog, the application of ip core of digital filter and fifo, as well as the communication control module with dsp. as the master control part, the software programming for the communication between dsp and fpga is designed. the experimental result with hardware circuit shows the design is valid and practical

    採用高精度的adc晶元完成中頻采樣，通過virtex -系列fpga設計中頻正交系統，主要包括通過verilog語言實現多路雷達中頻接收的時序控制，通過濾波器ip核實現濾波器的設計，以及利用c語言實現dsp的通訊控製程序設計。並給出了fpga在資源和速度上一些優化的方法，調試過程中影響中頻正交接收性能測試的因素。
  12. Data design with valid, invalid data to cover normal processing operations adequately can be prepared

    應該準備一些能充分覆蓋正常業務的有效及無效的測試數據。
  13. The data pointer value is not valid

    數據指針值無效。
  14. It also enables them to access information on various databases, including the enhanced police operational nominal index computer system eponics for wanted or missing person checks ; transport department s driver licence integrated data system valid for vehicle information and stolen vehicle checks ; and immigration department s registration of persons system for forged id card checks

    警務人員亦可利用手提無線電通訊機和流動數據終端機登入多個數據庫，如在第二代警務處姓名索引電腦系統中檢索通緝或失蹤人士資料運輸署的車輛牌照及駕駛執照綜合資料電腦系統中檢索失車資料，以及入境事務處的人事登記系統中檢索偽造身份證資料。
  15. Whether underflow occurs depends on the data - type of the result. for example, the phrase 1 2 - underflows if the result is unsigned and produces the valid signed result - 1

    是否不足會發生是依據結果的資料型別.例如，詞組12 -對于結果是無號數的就是不足，而會產生正確的有號結果- 1
  16. Data valid as of december 2006

    二零零六年十二月資料
  17. New subhead " replacement of the vehicles and drivers licensing integrated data valid iii system

    新分目更換第三代車輛牌照及駕駛執照綜合資料電腦系統
  18. Transport department - replacement of the vehicles and drivers licensing integrated data valid iii system

    運輸署-更換第三代車輛牌照及駕駛執照綜合資料電腦系統
  19. In early 1970s, the department introduced first generation of vehicles and drivers licensing integrated data valid system which is a computer based information system for registration and licensing of vehicles and drivers by maintaining the databases of vehicle records and driving licence records

    運輸署自七十年代初期起採用第一代車輛牌照及駕駛執照綜合資料電腦系統，即以配電腦儲存車輛紀錄及駕駛執照紀錄的數據庫，將司機及車輛的發牌及登記工作電腦化。
  20. In early 1970s, the department introduced first generation of vehicles and drivers licensing integrated data valid system which is a computer based information system for registration and licensing of vehicles and drivers by maintaining the databases of vehicle records and driving licence records. since then replaced by a computerized process

    運輸署自七十年代初期起採用第一代車輛牌照及駕駛執照綜合資料電腦系統，即以配電腦儲存車輛紀錄及駕駛執照紀錄的數據庫，將司機及車輛的發牌及登記工作電腦化。
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