virtual value 中文意思是什麼

virtual value 解釋
虛擬價值來源
  • virtual : adj. 1. 實際上的，實質上的，事實上的。2. 【物理學】虛像的。3. 【物理學】有效的；【計算機】（網上）虛擬的。4. 〈古語〉具有可產生某種效果之內在力的。
  • value : n 1 價值；重要性；益處。2 估價，評價。3 價格，所值；交換力。4 （郵票的）面值。5 等值；值得花的代...
  1. The traditional method is that sampling 20 equidistance discrete voltages to calculate the virtual value. to gain the virtual value, we firstly average their square values, and then extract it

    傳統的計算有效值的方法是利用一個周期內等距離散的20個采樣點的瞬時值進行求解，通過計算它們的均方根值來得到有效值。
  2. The research outcome of this article has important value to object ' s positioning in virtual scene and modeling technology in electric transform station perambulate simulation

    本論文研究成果對虛擬場景中的目標定位、變電站巡視模擬中的建模技術具有參考價值。
  3. The simulation result has indicated that using the method of two - value filter can solve the question perfectly, and the question is the edge discontinuity of traditional image classify base on region ; the image fusion which make use of edge gradually change is sententious and efficient ; the color image reinforcing which realized by grey statistics histogram equalization method has reduced the need of environment brightness in virtual photographing system

    模擬結果表明，利用二值濾波處理較好地解決了傳統的基於區域的圖象分類中的邊緣不連續的問題；利用邊緣漸變方式實現的圖像融合簡潔有效；由灰度統計直方圖均衡所實現的彩色增強處理降低了虛擬照相系統對環境照度的要求。
  4. The devices for detecting phase - to - ground fault in ineffectively grounded systems are seldom functionary at present. based on thousands of experiments in high - voltage laboratory in north china electric power university, the reasons for misjudgment and the effective measures to avoid it are presented in this paper : to change pt connection form to prevent from ill - effects of ferro - resonant overvoltage ; to increase soft measures to resist against interference ; to adopt neural network method to obtain the virtual value of the detect way

    依據上千次實驗，我們找到了一些導致選線誤判的影響因素，並提出幾點防止誤判的措施，包括改變pt接線方式，避免鐵磁諧振對選線的影響；通過對故障檢測方式的處理和使用連續判斷技術增強裝置的軟體抗干擾能力；嘗試採用神經網路演算法設定選線方法的有效域等。
  5. The way of fast calculating the virtual value of voltage by pc, the way of calculating the power frequency and power factor

    數據處理技術包括：交流電壓有效值快速計算的原理與方法；電網電壓頻率、功率因數的計算原理與方法。
  6. The defect of this method is that the virtual value will lag the instantaneous value about one cycle. this event result in the virtual value is not exact

    這種方法的缺點是有效值的求取要滯后瞬時值將近一個周期，使得有效值的求取並不準確。
  7. 5, using the method of virtual value. kurtosis, time domain averaging and so on to pick up equipment fault information, and processing data by the method of svm theory

    5 、利用有效值、峭度、時域平均分析等方法提取設備故障信息，並利用支持向量機（ svm ）理論進行機器學習演算法研究。
  8. These two aspects are described as followed : firstly, to summarize the methods and tactics of reconstruction of value chain meanwhile to abstract the value chain which belongs to commercial bank itself from traditional value chain theory 、 virtual value chain theory and value net theory ; secondly, the reformation of business process will be analyzed based on reconstruction of value chain of traditional manufacture and the character of commercial bank

    在波特的價值鏈理論的基礎上，彼得?海恩斯提出了價值系統理論，將供應商、渠道和客戶納入價值鏈中，形成完整的價值流轉系統。價值系統理論的貢獻在於將企業價值鏈的方向從由內向外變成了由外向內，企業價值的驅動力量與波特價值鏈相比，由企業變成了客戶。
  9. As a result, the slump stimulated the society to consider and explore the true value of the netstock. this paper mainly introduces the latest tendency of the global " ec ", illustrate the basic process of it and expose the realistic problem in china. moreover, it focuses on the principle of virtual value chain, and highly evaluate the earning model regarding the globalsources corporation

    本文簡介了國際電子商務的新發展，圖解了其基本流程和在我國發展面臨的現實問題；從微觀經濟學的角度，集中論述了國際電子商務中的虛擬價值鏈原理，在價值創造、價值分解利價值轉移三個方面奠定了國際電子商務發展的網路價值基礎；通過對當今國際電子商務各種模式的綜述，探討了「環球資源網」的有效盈利模式；最後，從我國的現實國情出發，搭建出我國國際貿易中ec的基本框架。
  10. In order to fulfill the protection more effectively in the short circuit failure, a new method based on the varying rate of the system current is developed. in order to get the virtual value of the system current, considering the characteristic of the rogowski coil output, a new integral method based on software is adopted and the traditional integrator is omitted

    為更好地實現短路電流的保護，本文針對rogowski線圈測量電流的特點，結合對短路電流變化規律的分析，提出了一種基於電流變化率判斷短路發生的新型判據，並通過模擬實驗對本文理論部分進行了初步的驗證。
  11. In the course of design, we fully consider the actual conditions on the railway and take a series of corresponding measures to the concrete problem. such as we select high - accuracy microconvertor and have the converted function in succession data collecting system chip aduc812, design v / f circuit and external a / d circuit. in anti - interference of the hardware, we try to disperse each function module to avoid interfering each other, adopt photoelectric isolated technology to dispel the circuit connection of input and output. in controlling we import arithmetic mean into strain wave algorithm and real computing technology of virtual value for sample treatment of data, that is using the software to smooth away interfere error and to calculate actual value, thus it makes the precision of the data improve greatly

    在設計過程中，根據系統要求，充分考慮鐵路上的實際情況，針對具體問題採取了一系列的相應措施，如在器件選擇方面選用高精度microconvertor系列、具有adcdma連續轉換功能的數據採集微控制器晶元aduc812 ，設計了v f變換電路和外部a d轉換電路；在硬體抗干擾方面，將每個功能模塊盡量分散獨立開來以避免相互干擾、採用光電隔離技術消除輸入輸出通道上的電路聯系；在控制方面對于采樣數據的處理引入了算術平均值濾波演算法和真有效值的計算方法，即通過使用軟體來濾除系統中有干擾造成的誤差並計算真值，從而使數據的準確性得到極大地提高。
  12. In such way, the frequency, the virtual value, the harmonic and power factor are acquired. it can achieve the intelligent control by way of cooperating with master station automatic apparatus system through adopting rs - 485 communication standard

    同時根據采樣值系統計算了頻率、有效值、諧波、功率因數等電量，並通過rs - 485通信口與二級子站微機相配合，達到智能控制的作用。
  13. In order to satisfy the real - time measurement, we studied the fast arithmetic of virtual value of voltage and current, power factor

    為了滿足實時檢測要求，研究了計算電壓、電流有效值和功率因數的快速演算法。
  14. In the thesis, combining theoretical research and evidence analyses, the writer studied the subject of corporation redesign from two levels : on the first level, from the combination of traditional value - chain theory, virtual value - chain theory and value network theory, the writer summed up the method and strategy of value - chain reconstruction, and then analyzed in depth the example of china telecommunication value - chain reconstruction ; on the second level, the writer based business process reengineering on value - chain reconstruction

    本文採用理論研究與實證分析相結合的方法對企業再設計這個主題分兩個層次展開：第一個層次，從傳統價值鏈理論、虛擬價值鏈理論和價值網理論的融合中總結了價值鏈重構的方法和策略，並深入分析了中國電信價值鏈重構的實例；第二個層次，以價值鏈重構為基礎對企業業務流程進行再造。
  15. We design a fast calculating amplitude method : obtain two instantaneous voltages at first, after that calculate the current voltage virtual value once we get another instantaneous voltage

    我們設計了一種快速計算幅值的方法，只需先採得兩個電壓瞬時值，之後每采樣一個電壓瞬時值即可求得當前的電壓幅值。
  16. Measurement for virtual value of alternating - current based on pic12f

    629的交流電有效值測量
  17. Firstly, design the software phase - closed loops ; secondly, realize the double closed loops control of the instantaneous value and the virtual value. furthermore, the dynamic flux imbalance of the output transformer caused by ordinary pi arithmetic is analyzed in detail. a new solution for flux balance by sampling the instantaneous primary current of the output transformer and introducing the on - line calculated bias current component into the voltage regulation arithmetic is presented

    系統軟體實現了ups的各個功能模塊，首先設計了軟體鎖相環；然後實現了輸出電壓瞬時值和有效值雙閉環反饋控制；並且在深入分析基本數字pi演算法所引起的輸出變壓器動態偏磁問題的基礎上，提出了一種改進演算法，實時消除了變壓器的偏磁。
  18. Part iv : analysis tools in value creation, including five aspects : the value chain, the virtual value chain, the supply chain, the value network and the tool integration

    第四部分價值創造的分析工具：包括五個方面的內容，價值鏈、虛擬價值鏈、供應鏈、價值網和工具的整合。
  19. The theory and application of the virtual value chain viewed as information

    虛擬價值鏈的理論與應用
  20. If used as the latter, electric parameters such as amplitude, virtual value and phase can be real - time measured. the practicability of this system is quite good

    單獨作為測量系統時能實時測量信號的幅度、有效值、相位等電量參數，具有較強的實用性。
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