content switching 中文意思是什麼
content switching
解釋
內容交換技術-
Two factors, which affect the performance of the content switching, is dispatching algorithm and routing mechanism
決定內容交換性能好壞的兩個關鍵因素是分發演算法和轉發機制。 -
Due to the complexity of the structure and control of cycloconverter - type three - phase hf link inverter for soft - switching based on phase - shift - controlled full - bridge mode, a simple and optimized vvvf control strategy is proposed. this control strategy includes : produced pwm by space voltage vector ( svm ) and equivalent carrier frequency fe = 1 / te are introduced into the pdm control of the cycloconverter ; softened equivalent pwm wave is generated at the notches of hf voltage pulses ; the harmonious control between regulating pulse width by phase - shifted angle and regulating voltage of equivalent pwm is to minimize the harmonics content of output voltage of the inverter
西安理工大學博士學位論文針對這種前級移相全橋軟開關周波變流型三相高頻鏈逆變器結構和控制的復雜性，提出了一種實現簡單而整體優化的vvvf控制策略:將空間電壓矢量產生p姍的方法svm和等效載波頻率fe = 1 / te引入到周波變流器的pdm控制;按高頻電壓脈沖前後沿軟化等效p翎波;用移相調節高頻脈沖寬度和等效p姍調壓協調控制逆變器輸出電壓，在滿足輸出電壓條件下使諧波最小。 -
Besides automatically printing out the sheet with working arrangement content and the sheet with switching sequence, this expert system has many managing function, such as saving and querying the written sheets
除了具有較強的自動開票功能外，系統還能對所開票進行列印、保存、查詢。 -
Methods of test for petroleum and its products - liquid petroleum products - unleaded petrol - determination of organic oxygenate compounds and total organically bound oxygen content by gas chromatography using column switching
石油及其產品試驗方法.液化石油產品.無鉛汽油.使用柱轉換氣相色譜法測定有機氧飽和化合物的含量和有機束縛氧的總含量 -
Since the analysis of the inverter and its control system is very complex, the frequency analysis, time domain analysis and control system is made in capacitance operated conditions limited to pressure of time and paper length. the research content can be summed up as follows : ( 1 ) a new equivalent circuit of dbd circuit ( dielectric barrier discharge ) that consider the consume of transformer, the on - off switching loses and so on is presented based on the ozonier powered by sine current source. as compared with the former equivalent, the new equivalent circuit can be depicted the actual ozone circuit accurately
本文主要針對容性狀態下的臭氧發生器電源進行相關研究，研究內容包括以下幾部分: （ 1 ）在正弦電流源供電的dbd型發生器的基波等效電路基礎上，提出了一種考慮電路雜散損耗（變壓器勵磁損耗、開關管開關和導通損耗以及其他元件的熱損耗）的改進型基波等效電路，並採用該等效電路得出了適用的臭氧發生器電源設計方法，實驗驗證了該基波等效電路具有工程設計精度高的優點。 -
People can easily design the hysteresis current control hardware circuit, but the switching frequency is variable which makes us difficult the design the output filter, moreover the output waveform is not good. the space vector modulation techniques, by selecting the zero vector properly, it can reduce the harmonic content of the output voltage, so it has become a popular control method
滯環電流控制的硬體電路設計簡單，但存在開關頻率不固定，輸出濾波器設計困難，輸出波形質量差，空間矢量控制（ svm ）技術具有較高的電壓利用率，且通過對零矢量的合理控制可以降低諧波含量或降低開關損耗，因此是一種較好的控制方法。 -
Cdn can be divided into three independent building blocks in addition to the network infrastructure : content routing, content delivery, and performance measurement. there are two different aspects to content routing. the first is the global routing ; the second addresses the local routing ( or content switching ), which is the main topic of this paper
內容分送網路主要涉及的關鍵技術包括內容路由、內容分發和網路性能的測量，其中內容路由包括全局路由和局部路由，局部路由又稱內容交換，是本文的研究對象。 -
Liquid petroleum products - unleaded petrol - determination of organic oxygenate compounds and total organically bound oxygen content by gas chromatography using column switching ; german version en 13132 : 2000
液體石油製品.無鉛汽油.採用柱轉換氣相色譜法測定有 -
Liquid petroleum products - unleaded petrol - determination of organic oxygenate compounds and total organically bound oxygen content by gas chromatography using column switching
液體石油產品.無鉛汽油.使用柱轉換氣相色譜法測定有機氧化化合物和有機結合氧總含量的測定 -
According to the requirement of industrial network, the scheduling of real - time traffic, network management, control strategy and test method of industrial ethernet were discussed combining traditional ethernet technology and switching technology in this thesis. we analyzed the analyzed the redundancy design and provided the ideal system design of industrial ethernet. the main content of this thesis is listed as follows : 1
本文根據工業網路的要求，結合傳統以太網技術、交換技術等，研究了工業以太網的控制策略、測試方法、實時調度、網路管理和系統設計等技術問題，分析了工業以太網的冗餘設計，提出了理想的工業以太網理想解決方案。 -
On the analysis of the existing content - based request redistribution ( layer - 7 switching ) methods, we propose the method of using kernel thread to implement content - based request redistribution inside the operating system, which can avoid the overhead of context switching and memory copy between the kernel and user space
在對已有基於內容請求分發（ layer - 7交換）的方法進行分析基礎上，本文提出在操作系統中利用內核線程高效地實現基於內容請求分發的解決方法，避免多次內核與用戶空間的切換和內存復制開銷。 -
Chapter 5 establishes the universal content switching queuing model, and calculates switching system theoretical performance. last section concludes the paper and prospects the technology of content switching for future research
最後是結論與展望，對整個內容交換的結構實現做了性能上的評價和建議，並對進一步的研究進行了展望。 -
Chapter 2 presents the architectures of content switching, classifies and describes main current routing mechanisms and dispatching request algorithms to split the load among the server nodes, and analyses their performance character qualitatively
第二章介紹了內容交換的結構，分類闡述了當前用於內容交換的各種分發演算法和路由機制，並對這些演算法和機製做了簡單的分析比較。
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