源串 的英文怎麼說

中文拼音 [yuánchuàn]
源串 英文
sourcestring
  • : 名詞1. (水流起頭的地方) source (of a river); fountainhead 2. (來源) source; cause 3. (姓氏) a surname
  1. Series apf and simulation parameters

    聯有電力濾波器的參數選擇及模擬
  2. Secondly, we make an in - depth study and analysis in allusion to the given oscillatory circuit - butler common base harmonic circuit. the detailed analysis of the dynatron which is the main noise source in the oscillatory circuit is also made, including how excitation affects the dynatron and crystal

    然後針對特定的振蕩電路結構-聯型巴特勒共基振蕩電路-進行深入的研究和分析,並對主振電路中主要的噪聲-三極體進行的深入分析,包括激勵對三極體及晶體的影響。
  3. If you follow the recommended practice of placing as many resources as possible in a neutral resource file for the " fr " culture, the french canadian user would not see resources marked for the " fr - be " culture, but he or she would be shown strings in french

    如果您遵守在非特定資文件中為「 fr 」區域性放置盡可能多的資的建議,則加拿大法語用戶將不會看到為「 fr - be 」區域性標記的資,而是用法語向他們顯示字元
  4. In the forth chapter the series negative feedback and interstage mismatching are presentation, and a low noise amplifier whose operating frequency is 1. 5ghz 1. 8ghz is developed

    第四章詳細介紹了聯負反饋和級間失配法,並設計和製作了1 . 5ghz 1 . 8ghz低噪聲放大器。
  5. The study of lc resonance circuit in series

    聯諧振型逆變器在激光電中的應用
  6. The outside of this chip adopts boost structure to drive up to seven white leds with the input voltage ranging from 3v to 5v. series connection of the leds provides identical led current resulting in uniform brightness

    電路的電輸入在3v 5v變化,採用boost電路結構升壓,在極限情況下最多可驅動七個白光led ,由於led聯,因此各led電流完全匹配,亮度一至。
  7. Secondly, according to the character of this kind of harmonic, the solutions of power filter are deeply analyzed and an optimized topology for series connected hybrid power filter is obtained. by pwm technique, midfrequency transformer and the principle of the magnetomotive force ( mmf ) compensation, the problem to the transfer of the low - frequency harmonic power compensatory signal in the series apf is solved, in technique

    其次,針對acem系統特有的「電諧波」特性,深入分析了濾波器方案,得到了一種適用於acem系統諧波抑制的聯混合型有電力濾波器優化拓撲結構,並採用了pwm調制技術、中頻注入變壓器和磁勢補償原理有效地解決了聯apf中低頻諧波功率補償信號傳輸的難題。
  8. First, passive resistance network was selected as direct current biasing network, which offered direct voltage for base through the resistance voltage divider composed of two resistances, among them the upper resistance connected from the dc to base, the lower resistance connected from the base to ground. the collector connected with dc directly

    直流偏置網路採用無電阻網路,通過由兩個電阻組成的電阻分壓器為基極提供直流電壓,上偏電阻從電源串聯到基極,下偏電阻從基極到地,集電極直接加電。
  9. In the hardware design, the paper completes modules ’ design like outside memory, patulous a / d, patulous d / a, rs232 communication, ecan communication, led control, keyboard control, distant control, emulation, reset, logic voltage switch, dsp supply power regulate and ac - dc power circuit, as well as room layout design like anterior panel, back panel etc. and dsp transfers data with peripheral equipments except outside memory using serial ports. besides, the whole circuit is configured in interrupt response. thus, it can meet system demand as well as take full advantage of tms320f2812 ’ s hardware resource. in the software design, the paper finishs programs like the interface programms intercommunicates with people, the distant control program, ad and da modules ’ control program, in addition, the paper select the velocity and acceleration state - feedback algorithm and is written in the program. the software design uses dsp integrate exploiting environment named ccs2. 2 of ti inc. as software instrument, and programs with the combination of c language and assembly language. moreover, in order to maintenance or modify the software expediently and shorten software ’ s exploitation time, the design adopt software modularization technique. finally, some air cylinder experiments are carried out to proved that the pneumatic controller is very practical

    在硬體設計中,本文完成了片外存儲器擴展、 a / d擴展、 d / a擴展、 rs232通信介面、 ecan通信總線介面、液晶顯示控制、鍵盤控制、遠程控制、模擬、復位、邏輯電平轉換、 dsp工作電校正電路和ac - dc電等模塊設計以及控制器前面板、後面板等的空間布局設計。其中dsp與除外部存儲器的外圍設備之間的數據傳送全部採用口通信,同時系統電路配置成中斷響應方式,這樣既滿足了系統要求,又充分利用了tms320f2812的硬體資。在軟體設計中,本文完成了人機界面功能模塊、遠程控制模塊、 ad擴展模塊、 da擴展模塊、速度和加速度狀態反饋的控制演算法的程序設計。
  10. Quinic acid, used shikimate pathway in e. coli, it is necessary to extend metabolic pathway by introduction of a heterogenous gene qutb into the host cell. double specific enzyme genes arog, qutb or three ones arog, qutb, arob were co - expressed in a single plasmid pbv220 to improve the enzymes " rate - limiting reactions. modifications of e. coli chromosome by both disruption of the arod gene and directed - site insertion of the arob gene resulted in the change of carbon flow redirected into the quinic acid biosynthesis branch

    利用大腸桿菌莽草酸途徑合成新的代謝物奎尼酸,須在宿主細胞引入異酶基因擴展代謝途徑;聯表達酶基因,同時適量增加不同種屬的多個關鍵酶酶量,改善限速反應;利用同重組進行基因整合和基因破壞,改造染色體結構定向改變微生物代謝途徑;目的是將碳代謝流最大程度的引向奎尼酸生成的方向。
  11. This is either a string or a resource identifier of the form resid

    它是字元或# resid形式的資標識符。
  12. This can be a string or a resource identifier of the form resid

    它可以是字元或# resid形式的資標識符。
  13. This device realizes series resonance between high voltage inductance and tested capacitance. because of series resonance a higher voltage exists on the tested capacitance than the power ' s output. so a new ac high voltage test way to large capacity sample comes true

    該裝置以調頻的方式實現高壓電感和被試品電容的聯諧振,從而在被試品上得到高於電輸出端的電壓,即實現了以小容量電對大容量試晶進行交流耐壓試驗的一種新方法。
  14. If text is an empty string, the win32 copyright resource appears as a single space

    如果文本是空字元, win32 copyright資就會顯示為一個空格。
  15. A new type system which water source heat pump ( wshp ) cascadedly uses water from underground different thermal storable aquifers is put forward in different season

    摘要提出的異層儲能型地下水熱泵系統綜合了異層井組合採灌、季節性儲冷和水熱泵聯三種技術,為實現地下水的大溫差利用提供了可能。
  16. In fact, the knowledge database is an experiential specialist system, which includes library classification, thesaurus, concordance of class number with descriptor, synonymous dictionary, keywords lists, stop - words lists, etc. after determining the indexing data of web pages, the method of weighted word frequency, which combined with statistical algorithms, is adopted to exercise the subject indexing of chinese web pages

    在確定網頁基本信息標引的基礎上,中文網頁主題標引運用了基於詞頻的統計加權法;通過與分類號?主題詞對應庫主題詞的詞面相似度計算,進一步完成中文網頁的賦號標引,即分類標引。
  17. The system solves the problem that one device can control many parameters testing. it can complete auto - test and auto - data - collection of acting time difference between the 8 contract resistances and 6 switches without debugging the power by hand. serial communication program can automatically transmit the testing data and information to the upper computer after the data testing

    機車電器測試系統解決了一臺裝置進行多項參數測試的計算機控制問題,能進行8路接觸電阻、 6路開關的動作時間的自動測試、通道的自動切換及數據採集;並無須人工調試電口通信程序在測試完畢后自動向上級計算機傳輸測試數據和信息交換。
  18. The main results and creative points in the dissertation were as follows : a ) by means of studying on the fiber - optic hydrophones ’ tdm array based on phase generated carrier ( pgc ) demodulation with laser frequency modulation, the mathematic models were set up, used for theoretical analyses of noncoherent crosstalks in the system using low coherent laser and coherent crosstalks in the system using high coherent laser. the formulas calculating crosstalks were given, and the method measuring crosstalks was shown definitely

    本論文的主要研究結果和創新在於: 1 、通過對基於光頻調制pgc (相位生成載波)解調光纖水聽器時分復用系統的研究,針對低相干光擾強度迭加和高相干光源串擾的相干迭加,建立了理論分析的數學模型,得出了計算擾的公式,明確了測試系統擾的方法。
  19. The four same types of powers were series - parallel connected to used, they worked stably, and their power meat the request for plasma arc spraying

    採用四臺同型號的硅整流直流電源串並聯后使用,工作穩定,功率達到了噴塗的要求。
  20. We probed into the most source - drain resistance and its temperature behavior particularly. the result of calculation indicated that the attenuation of source - drain current caused by the source - drain resistance increased when temperature increased

    對寄生的漏源串聯電阻及其溫度特性進行了詳細探討,計算結果表明,漏源串聯電阻給漏電流造成的衰減在溫度升高后變得很大。
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