極性鍵控 的英文怎麼說
中文拼音 [jíxìngjiànkòng]
極性鍵控
英文
polar keying- 極 : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 鍵 : 名詞1 [機械工程] (使軸與齒輪、皮帶輪等連接並固定在一起的零件) key 2 [書面語] (插門的金屬棍子)...
- 控 : 動詞1 (告發;控告) accuse; charge 2 (控制) control; dominate 3 (使容器口兒朝下 讓裏面的液體慢...
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Firstly, the status of our nation ' s water resources, flood and arid hazards is overviewed to illustrate the necessity for study on dynamic control of flood season limited water level. disadvantages in traditional limitsd water level design, static control of limited water level design, static control of limited water level and fuzzy limited water level curve are pointed out, and mending methods for these are introduced. dynamic control and its key problems are analyzed hi next section. the allowable range of limited water level is determined, so as the allowable extreme risk index. the definition of extreme risk is re - illustrated, risk analysis methods in reservoir operation is discussed either. according to the definition of extreme risk rate, the allowable extreme risk rate of reservoir is systematically demonstrated with variant extreme risk indexes and flood season limited water level
本文首先闡述了我國水資源狀況和水旱災害、說明水庫汛期限制水位動態控制研究的必要性;介紹了傳統汛限水位設計、汛限水位靜態控制、模糊汛限水位過程線存在的問題及其初步改進方法;分析汛期限制水位動態控制的方法及關鍵問題;進一步闡述了水庫極限風險率的定義;根據極限風險率定義,詳細敘述了不同極限風險指標時、不同汛期限制水位下起調,水庫所能承受的極限風險率計算方法。然後,基於極限風險率計算方法,以白石水庫為背景,研究「考慮壩體自身安全、考慮壩體安全與下游防護對象控制下泄流量的汛限水位動態控制的極限風險率」 。In this paper, taking one of the special processes - chromic acids anodizing for example, such administration methods as the key points control and the quality performance administration system for surface treatment process have been setup by process analysis and key points seeking. as for the complicacy of the quality control on metallurgical special processes and the huge statistic data, the quality information system of surface treatment have been established on the bases of computer database. this paper brings out the systematic evaluation way to setup reception test items by taking the reception test results as evaluation basis and sampling statistics as rules
本文以鉻酸陽極氧化表面處理工藝為研究對象,通過工藝技術分析、尋找關鍵特性、建立對關鍵特性的控制等工作,研究建立了表面處理工藝動態質量管理系統;針對冶金特種工藝質量控制的復雜性及統計數據量大等特點,建立了以計算機數據庫管理為基礎的表面處理信息及處理系統;為解決冶金特種工藝原材料入廠復驗任務重的困難,建立了以原材料入廠復驗的試驗結果為評價基礎,以抽樣統計方法為依據的原材料入廠復驗項目優選系統等。The properties of the key optical and electrical devices and the controlling mode in the system are put forwards. using the polar coordinate lines with different directions and the circulars with the same axis can be written together. by using he - cd laser ( 442nm ) as writing light source, the system can directly write line with width 05 # m on a sample
本文的主要目的是建立了一種極坐標和直角坐標相結合的激光直寫系統的原理樣機,探討系統的各部分器件的基本性能要求,為今後研製高精度激光直寫系統做好工作基礎,分析了激光直寫系統中關鍵器件的性能要求,基本控制方式,實現了極坐標方式下,任意旋轉角度直線圖形與共心圓環的光刻。The system also provides the dynamic interface of setting the automobile type displaying terminals in the mode of parameterization so as to add and delete monitors on line. it uses update mechanism of dynamic database to monitor system running. it applies message maps mechanism of vc which enables workers interact with system by keyboard
系統採用了與多用戶windows2000系統應運而生的瘦客戶機/服務器體系架構,極大地增強了系統的集成性和可維護性;通過命令行參數提供設置車型顯示終端的動態介面,實現終端的在線添加和刪除;利用動態數據庫更新機制,實現對系統運行過程的動態監控;利用vc的消息映射機制,使操作者能夠通過鍵盤同系統進行交互。Thirdly, comprehensive attribute method and risk coefficient are used to comprehensively evaluate the risk of the three sites so as to identify key risk factors and evluate the whole risk probability. fourthly, optimal scheme is selected via comparing schemes of the three plant sites through using investment model based on maximum shannon rule. lastly, measures to monitor and control risk consisting in this project are analyzed
在對該項目三個備選廠址的風險識別的基礎上,利用極大熵準則對各廠址存在的風險進行估計,得出各風險發生的概率,然後利用綜合屬性度法和風險系數對各廠址存在的風險進行綜合評價,找出了關鍵風險,並得到了該項目的整體風險水平,進而通過基於極大熵準則的大型工程投資決策模型對該項目的廠址選擇方案進行決策,選出了最優方案,最後,分析了該項目中存在的風險的應對監控措施。The sample with low emitter efficiency has completed as the method of above. this lead to the greatly decrease of the reverse recovery time and the low reverse leakage and forward voltage, especially the excellent temperature character of the leakage. the test date shows that the samples reach the first class of international level
本論文作者通過模擬測試,驗證了課題研究的理論設想,並設計製作了具有低陽極發射效率結構的高壓功率frd ,利用局域鉑摻雜和電子輻照相結合的壽命控制方式,實現器件反向恢復時間的極大減小,並且反向漏電流、軟度因子、正向壓降等關鍵參數也較理想,且具有極佳的漏電溫度特性,達到器件綜合性能的優良折衷,達到國際先進水平。A new high speed and great flow solenoid valve, one of the key parts of electronically controlled fuel injection, is assembled, adjusted, which makes it in good condition, and prepares for injection test in this thesis
電磁閥作為電控燃油系統中極為關鍵的部件,它對燃油噴射特性影響特別大。故本文對課題組自行開發、研製的高速大流量電磁閥進行了裝配、調試,使其液力狀況最佳,為噴油實驗作前期的準備工作。Never existed before challenge has been run into in management of police staff and workers " of lu nan prison in the progressive course of development, and personnel recruit and the unsuited rational faculty disposing, develops and regulating and control exposes out increasingly to management of police staff and workers " face obsoletely system and increasingly society environment that the development changes, and police staff and workers hang down satisfied degree, and zeal is not high, needs not to get satisfys, especially police staff and workers procures the not standard, gives police staff and workers in prison manages the person who creates huge difficulty, has become restricts the key factor of prison development advance
監獄作為一個特殊的組織形式,肩負著懲罰教育罪犯的繁重任務,勞動改造是改造罪犯的主要手段,開展生產經營活動是發展監獄事業的一條重要途徑。面對陳舊的幹警職工管理體制和日益發展變化的社會環境,魯南監獄在發展進步過程中幹警職工管理遇到了前所未有的挑戰,人員招募、配置、開發和調控的不合理性日益暴露出來,幹警職工滿意度低,積極性不高,需要得不到滿足,幹警職工管理過程中遇到的這些問題,已成為制約監獄發展進步的關鍵因素。For example, the silicon is etched anisotropically in the koh solution, the lucent al film is made with the magnetron sputtering system, the pressure hole is drilled by the supersonic stiletto machine and the silicon and the glass are bonded with electrostatic bonding setup
例如, koh溶液對硅的各向異性腐蝕,磁控濺射臺製作光亮的鋁膜,超聲打孔機製作導壓孔,靜電鍵合裝置對硅島膜與玻璃極板的陽極封接等等。Firstly, on the base of analysis and summarize already existing every kind of means to calculate the settlement of the foundation, and combinating stress peculiarity of the rigid pile in rigid - soften composite piles foundation, lodge a new method named utmost stress to calculate the settlement of it. it was proved useful with the practical example. besides that, bring forward a criterion that the calculation of the settlement must be bigger than the observation of it for 30 % to discriminate a method between safe and unsafe
剛柔復合樁基應用的關鍵是控制基礎沉降,本文首先在分析和總結已有各種沉降計算方法的基礎上,結合剛柔復合樁基中剛性樁和柔性樁的受力特點,提出了一種剛柔復合樁基沉降計算的新方法?極限應力法:在修正應力法的基礎上,假設剛性樁的實際承載力達到其設計承載力極限值,則樁土應力比易於確定,從而可得復合樁基的總沉降量。The twelve kinds of modes and equivalent circuits of this inverter with high frequency link within one high frequency switching period are carefully analyzed ; by using the state - space averaging approach, the inverter ’ s averaging model is presented, and the design criterion of key circuit parameters and the output characteristic curve are given ; the analyses of the system stabilization and the mathematic analyzes of the principle of high - frequency - link of this inverter have also be done. prototypes for 1kva 270v 10 % dc / 115v400hzac uni - polarity phase shifting controlled bi - directional voltage mode inverter with high frequency link is designed
以全橋橋式拓撲為例,論述了雙向電壓源型高頻環節逆變器單極性移相控制的原理、逆變器在一個高頻開關周期內的十二個工作模式及其等效電路;採用狀態空間平均法建立了逆變器平均模型,獲得了這類逆變器的關鍵電路參數的設計準則和外特性曲線;分析了系統穩定性,並對逆變器高頻環節原理進行了數學分析。The twelve kinds of modes and equivalent circuits of voltage mode ac - ac mode ac / ac converters with high frequency link within one high frequency switching period are carefully analyses. by using the state - space averaging approach, the converter ' s averaging model is presented, and the design criterion of key circuit parameters and the output characteristic curve are given
以全橋橋式拓撲為例,論述了單極性移相控制的原理、單極性移相控制電壓源交?交型高頻環節ac ac變換器在一個高頻開關周期內的十二個工作模式及其等效電路。採用狀態空間平均法建立了變換器平均模型,獲得了關鍵電路參數的設計準則和變換器的外特性曲線。Through learning from relevant countries and regions ’ stock market credit transaction risk control mechanisms, i intend to give some modest proposals on our securities transactions legal system to control risks the article is divided into three chapters : in the first chapter : securities margin trading outlines
法律控制滲透了證券信用交易的每一個環節,是證券信用交易風險控制的關鍵因素。本文首先分析了證券信用交易對證券市場乃至金融市場體系的積極功能與潛在風險並存的雙面性,對我國證券信用交易的現實進行了概括。Because of the structure of the traditional polarization diversity and combining scheme is too complex, after researching the polarization diversity and diversity combining technology, a new structure of receiver is proposed. in this structure the uniform sampling second - order dpll is used to remove the frequency bias after frequency discrimination
該結構控制較為復雜,為此結合實際項目要求,在研究了極化分集接收關鍵技術的基礎上,提出了一種改進的極化分集接收機結構,即在鑒頻之後利用均勻采樣二階數字鎖相環誤差傳遞函數的高通特性去除各種頻偏分量。It ' s a method to bypass lengthy combat scenarios by quickly and viciously dispatching enemies via a rhythmic mini - game
這是一個可以避免進入拉鋸戰,通過節奏感控制的迷你游戲(注:可能就是恰到好處的按鍵組合吧) ,迅速並極具攻擊性的消滅敵人。Its test results indicate : voltage mode inverters with high frequency link have the advantages such as high frequency electrical isolation, simple topology, two - stage power conversions, high power density, bidirectional power flow, good line current waveform, low audio noise, high converting efficiency, and high input power factor etc. this kind of converter lay the key technical foundation on new type high power density, high efficiency and low cost asi
設計的1kva270v 10 % dc / 115v400hzac單極性移相控制雙向電壓源高頻環節逆變器原理試驗表明,這類逆變器具有高頻電氣隔離、電路拓撲簡潔、兩級功率變換( lfac / hfac / lfac ) 、功率密度高、雙向功率流、音頻噪音低、變換效率高、網側功率因數高等優點,為新一代高功率密度、高變換效率、低成本航空靜止變流器奠定了關鍵技術基礎。分享友人