負調制 的英文怎麼說

中文拼音 [diàozhì]
負調制 英文
negative modulation
  • : Ⅰ名詞1 (負擔) burden; load 2 (虧損) loss 3 (失敗) defeat Ⅱ動詞1 [書面語] (背) carry on th...
  • 調 : Ⅰ動詞1 (配合得均勻合適) harmonize; suit well; fit in perfectly 2 (使配合得均勻合適) mix; adju...
  • : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
  1. T cell will be apopotosis, clone depletion and / or anergy, in turn inducing an antigen - specific tolerance. ctla4 ( cytotoxic t lymphocyte associated antigen 4 ), a prominent negative costimulator, can competitively bind with b7, and block b7 - cd28 pathway and t cell activation by producing inhibitory singals

    Ctla4 ( cytotoxictlymphocyteassociatedantigen4 )作為一種主要的共刺激調節劑,可競爭性結合b7分子,阻斷b7 - cd28途徑、並通過產生抑性信號使t細胞活化障礙。
  2. Load modulate technology based on sub - carrier wave for fuze setting information feedback

    基於副載波的調技術實現引信感應裝定信息反饋的方法
  3. Rlean meat percentage is one of the most important economic traints in pig breeding programs. myostatin is a negative regulator of skeletal muscle growth. null or low activity of myostatin, individual muscle of mutant amimals would show a large and widespread increase in skeletal mass. myostatin null animals have significantly larger diameter or more quantity of fiber skeletal muscle. the phenotype was termed double muscling. in order to probe the relation between myostatin and high lean meat rate and plump - hipped trait, we sythesized the c ' 80 amino acids coding sequence of porcine myostatin and costructed the cloning and expressing vector of it

    肌生成抑素( myostatin ,即mstn )是近幾年來( mcpherrona . c等, 1997 )發現的骨骼肌生長的調控因子,它主要在骨骼肌中表達。其活性的喪失,會引起動物肌肉的過度發育,肌纖維直徑變大或肌纖維數增加,表現為雙肌癥狀。肌生成抑素研究的突破將對豬、肉雞、肉牛等畜禽生產性能的提高具有特別重要的意義。
  4. There has been a revolutionary advance in ultrashort pulse technology since the discovery of self - mode locking of ti : sapphire lasers. few - femtosecond pulses have already been generated from ti : sapphire lasers, by means of combining self - phase modulation with negative group velocity dispersion, which is similar to the way of soliton generation

    鈦寶石激光自鎖模的發現使得超短脈沖技術發生了革命性的變化,利用自相位調群速度色散結合的類孤子產生方式,人們已經在鈦寶石鎖模激光器上得到了脈寬只有幾個飛秒的光脈沖。
  5. The second, at the high frequency primary coil, when switch turn on with control signal ( the spwm pulse is modulated ), in the positive or negative semi - period of low frequency modulation signal, transformer coil with same direction voltage. the magnetic flux of transformer core will increase step by step. at the end, it leads to magnetic flux saturation

    二、在高頻變壓器原邊,當開關管接收控信號脈沖列(經調的spwm波列)導通時,在低頻調信號的正半周或半周內,施加在變壓器繞組上的是同一方向的電壓,變壓器磁芯中的磁通可能將級進地逐漸增加,導致磁芯飽和,造成磁偏或單向磁化,導致低頻電信號放大失真或由於很大的磁化電流而無法正常工作。
  6. Wild type wnk4 can inhibit the function of ncct whereas wnk1 can e - liminate the negative regulation

    實驗表明野生型wnk4能夠抑ncct對鈉離子的攝入,而wnk1能夠抑這種調控作用。
  7. 1 m 0. 5, the phase - shifted angle 6 is controlled in term of sine law which makes the magnitude of resonant voltage track a reference sine voltage, and the resonant voltage is rectified, filtered, inverted and then the better sine - voltage output is obtained, theoretical analysis and experimental results show that for the resistive load and inductive load, the switches of leading leg of the phase - shift - controlled circuit are always turned on at zvs, and ones of lagging leg are turned on at zvs ( < 0 ) or turned off at zcs ( ( > 0 ), moreover, all switches in the low - frequency inverter are always turned on and off at zvs, the measured circuit efficiency for rated load reaches up to 88 %

    從功率單向流動角度出發,提出了一種lcc諧振型恆頻移相單相高頻鏈逆變電路拓撲,在調系數0 . 1 m 0 . 5情況下,控移相角按正弦規律變化,使諧振電壓脈沖列的幅值追蹤參考正弦電壓信號,經過整流、濾波、低頻逆變,從而獲得正弦度較好的輸出電壓。理論分析和實驗結果證明對于阻性載或阻感性載,移相全橋具有超前橋臂零電壓開通,滯后橋臂或者零電壓開通( _ 0 )或者零電流關斷( _ 0 )的軟開關特性,而低頻逆變器的各個開關均實現零電壓條件下的開通與關斷。
  8. Designed the dual - loop control circuit based on optimized psm, which realize to select the suitable duty ratio to make output stable by utilizing voltage and current feedback loops

    3 )設計基於優化psm調模式的雙環控電路。採用電壓、電流雙環路控,根據載情況選擇合適占空比來實現穩壓。
  9. A / d samples the intermediate frequency signal. the digital signal proceeding part based on tigersharc dsp can process the baseband digital signal including the algorithm of baseband modulation, baseband differential detection and symbol synchronization, etc. digital up converter supports interpolation filter and complex mixer

    A / d對中頻信號進行采樣,數字信號處理部分以tigersharcdsp為核心,責基帶采樣數字信號的處理,實現基帶信號調,基帶差分解調,符號同步的捕獲和跟蹤等演算法。
  10. Thus, ways out for hospitals lie in clarifion of their respective functions and development according to regional planning ; regrouping of health resources by the government through measures of shutting down, stopping down, sopping production, merging, changing products or moving to other sites ; structural readjustment and implementation of the system of responsibility by hospital directors within hospitals ; bringing into play the initiatives of middle - level cadres ; establishment of a scientific mechanism for personnel employmennt and selection ; giving priority to efficiency and consideration to fairness in distribution ; improvement of service quality ; and making a good job of rational charging

    為此,今後醫院的發展:首先應明確職能定位,按區域規劃進行發展;政府應採取關停並轉遷方式重組衛生資源;醫院自身搞好內部結構調整,真正落實院長;發揮中層幹部的能動性;建立科學用人選人機;在分配上實行效率優先,兼顧公平;強化服務質量;做好合理收費。
  11. The subject inducts digital time division technology ( pwm ), which is more advantageous at the accuracy and the predigest of hardware than simulant multiplication. what they call measuring power energy reasonably is that measuting except harmonics power energy fed back power. yet it realizes reasonable measurement of power energy which measures by base wave ac parameters method base on digital time division

    本課題引入了數字時分割( pwm )脈寬調技術,在測量的準確性、硬體電路的簡化等方面都比模擬乘法器具有較高的優越性。所謂合理的計量電能,就是不計非線性載回饋給電網的的諧波電能,而採用基於數字時分割的基波交流參數測量的方法,真正實現了電能的合理計量。
  12. The practice of the construction and management of three gorges project shows that its successful experience lies in treating correctly 10 relations well in the market economic operation, such as the relation of the project legal person responsibility system and the state macro - control, etc

    三峽工程建設管理的實踐說明,其成功的經驗在於注意處理好市場經濟運行中項目法人與國家宏觀調控的關系等10個方面的關系。
  13. Abstract : the practice of the construction and management of three gorges project shows that its successful experience lies in treating correctly 10 relations well in the market economic operation, such as the relation of the project legal person responsibility system and the state macro - control, etc

    文摘:三峽工程建設管理的實踐說明,其成功的經驗在於注意處理好市場經濟運行中項目法人與國家宏觀調控的關系等10個方面的關系。
  14. To define, plan, organize, coordinate and direct the projects

    定、計劃、組織、協調、指導計劃的實施。
  15. ( 5 ) the frequency modulation effects of positive ( negative ) dipole and positive ( negative ) unipole forcing source on lfo have the same sensitive region

    ( 5 )正()偶極和正()單極對大氣的低頻振蕩調有相同的敏感區。
  16. It is mainly concerned in this paper the schematic of modulation and demodulation

    本人責該課題的調/解調方案論證、及分系統初步驗證。
  17. In the third chapter, we have analyzed the economic intelligence, industry intelligence about water heater plant ' s and this enterprise intelligence, and introduce three model for analyzing opponents : the manager with responsibility for the intelligence about opponents, the company harmonizing for the intelligence about opponents, and tailing after opponents for the intelligence about opponents. delineating means for tailing after opponents

    第三章節就重慶某熱水器企業的競爭態勢從宏觀競爭環境到區域市場競爭狀況和行業內競爭情況,作了較為詳盡的分析,並介紹了常用的三種競爭對手跟蹤的模式,即產品經理式項目情報競爭對手跟蹤模式,競爭對手鎖定跟蹤和分佈協調式競爭對手跟蹤模式,還提出了競爭對手的多種分析方法。
  18. There are five parts are as follows : in part one, the concept of switching function is introduced first to establish the nonlinear mathematical model of the induction motor variable frequency speed adjustment system which is fed by a sine pulse width modulated ( spwm ) inverter and takes the effect of the main magnetic circuit saturation into consideration, then the low frequency oscillation of the system is simulated according to the model. next, from the view point of energy conversion of the inverter - induction system, a criterion for the low frequency oscillation is proposed to determine whether the system is in low frequency oscillation which is judged by whether the interval of the negative current component of the inverter input current is more than 1 / fc ( fc is the carrier wave frequency of the inverter ) or not

    首先引入開關函數概念,建立了正弦脈寬調( spwm )逆變器供電異步電動機,考慮主磁路飽和時的變頻調速系統整體數學模型,模擬系統的低頻振蕩;其次從逆變器-異步電動機系統能量轉換角度出發,提出通過檢測逆變器輸入電流中電流的間隔時間是否大於1 / f _ c ( f _ c為逆變器載波頻率)來判定系統是否出現低頻振蕩;最後的實驗結果驗證了系統低頻振蕩建模和判據的實用性和正確性。
  19. In order to describe the actual working processes of dielectric barrier discharge ( dbd ) circuit, an analysis model of differential - difference equations was presented, based on the working modes of full bridge serial load resonant dbd circuit, which was adopted with phase shifting control

    摘要為描述介質阻擋放電型臭氧發生器電路的實際工作過程,在分析一種移相全橋脈寬調下串聯載諧振電源供電的臭氧發生器電路的基礎上,提出了採用微分差分方程來描述電路的工作過程,並給出了電路可能的工作軌跡。
  20. Author ' study is based on research of the development of the second college in jiangsu province, according to the zijin college take in society investor, apply education share system, build under the board ' college lead responsibility, take the pravite " employment compitity system, so on a serial problem ' study

    作者在對江蘇省公有民辦二級學院進行調研的基礎上,針對紫金學院引入社會投資者,實行教育股份,建立董事會領導下的院長,採用民辦的用人競爭機等一系列問題展開研究。
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