自原抑制 的英文怎麼說
中文拼音 [zìyuányìzhì]
自原抑制
英文
autogenetic inhibition- 自 : Ⅰ代詞(自己) self; oneself; one s own Ⅱ副詞(自然;當然) certainly; of course; naturally; willin...
- 原 : Ⅰ形容詞1 (最初的; 原來的) primary; original; former 2 (沒有加工的) unprocessed; raw Ⅱ動詞(原...
- 抑 : Ⅰ動詞(向下按; 壓制) restrain; repress; curb Ⅱ連詞[書面語]1 (表示抉擇) or 2 (表示轉折) but3 ...
- 制 : 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...
- 抑制 : 1 (控制) restrain; control; check; hold up; curb; stop; repress; bridle; choke; prehension; sup...
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Transplantation has been developed to an effctive strategy for treatment of end stage diseases of multiple organs since 1950 ' s. despite success of current immunosuppressive drugs, transplantation immunologists and surgeons are still seeking to achieve tolerance to allograft. there are several different mechanisms such as clonal deletion, anergy, neglect, immuno regulation. which maintain tolerance to self - antigen. some strategies, derived from these mechanisms has been proved to be encouraged in suppression of allograft rejection
二十世紀五十年代以來,器官移植的進展使同種異體器官移植成為治療多種器官終末期疾病的有效手段。盡管目前免疫抑制方案非常有效,但免疫耐受仍是移植免疫學家和外科醫生關注的課題。有多個機制使免疫系統對自身抗原保持耐受,如:克隆清除、忽略、失能、免疫調節。Spontaneous emission can be totally suppressed or strongly enhanced depending on the relative position of the resonant frequency from the edge of the photonic band gap and the photonic mode density. several novel phenomena can be obtained. the spontaneous emission displays an oscillatory behavior, classical light localization, photon - atom bound state, nonzero steady - state population and anomalously large vacuum rabi splitting. and localized mode associated with a defect site in an otherwise perfect photonic crystals, acts as a high - q micro - cavity
通過原子上能級與光子頻率帶隙邊緣的相對位置或者光子態密度,可以抑制或增強原子的自發輻射。分析並得到了一些奇異的現象,如自發輻射的諧振子行為、光的局域、單光子?原子局域態、上能級中存在非零穩態原子布居數、類似於真空中的拉比頻率分裂等。Finally, this chapter emphasizes the importance of auxiliary processing in sar imaging, indicates that autofocusing is essentially a problem of blind deconvolution, and that speckle reduction is a problem of imagery restoration. no additional assumption and limitation, the inverse problem on autofocusing or speckle reduction can not be solution
同時,介紹了sar圖像自聚焦和相干斑抑制處理及其發展現狀,指出自聚焦過程實際上是一個盲解卷積問題,而相干斑抑制是一個圖像復原問題,對這類逆問題的求解需要附加假設或限定。On the basis of the characteristic of the industry waste slag, which is high added to the hsfab, different kinds of catalyzing methods are adopted to make the waste residue more active. the additive f, developed by the author can obviously improve the mechanics characteristic and durability of hsfab, especially the restraining of the drying shrinkage. based on the study of technics parameters and the problems in the manufacture, hf - 1100 series full - automatic hydraulic pressure wall brick presses is chosed to solve the problems, such as low molding pressure, low efficiency and the certified product ration
在hsfab的研究方面,通過兩種體系hsfab (即「水泥?鋼渣?粉煤灰?爐渣」和「石灰?鋼渣?粉煤灰?爐渣」體系)的配方優化設計,使之具有良好的社會、經濟和環境效益;在高摻量工業廢渣的前提下,根據各種原料的特性,對其採用不同的活化技術,使其具有較高的活性;自研的外加劑f ,對hsfab製品的物理力學性能和耐久性能均有明顯的改善作用,尤其是對製品的乾燥收縮性能有顯著的抑制作用;通過對工藝參數的研究,結合實際生產普遍存在的問題,選取了hf - 1100系列全自動液壓墻體磚壓機,有效地解決了傳統制磚過程中常見的成型壓力低、生產效率低、產品合格率低(即「三低」現象)等問題。This paper mainly focuses on the noise limiting by means of the direct sequence spread spectrum ( dsss ) and the analysis of the transmission performance of the plc and some digital modulation technology. the contents of the paper is as follows : 1 ) the technical feasibility is proved after simulating noise limiting principle of dsss by means of systemview, the simulation software ; 2 ) a kind of band pass filter ( bpf ) is realized according to the requirement of filter and the principle of butterworth approximation, which satisfies the index of performance of dsss. 3 ) the low voltage plc system includes the sc1128, the specific modulation / demodulation ic, the bpf filter and other circuit components, furthermore, the control function of system is realized by means of the personal computer and the microcontroller
本課題在對低壓電力線的傳輸特性和數字調制技術進行分析的基礎上,將通信理論中的直接序列擴頻技術( dsss )用於解決低壓電力線通信的干擾問題,主要研究內容如下: ( 1 )用通信模擬軟體systemview對dsss技術的通信和抗干擾原理進行模擬分析,分別對時域和頻域下採用dsss技術前後接收信號的頻譜進行分析,驗證dsss技術在本系統中的可行性; ( 2 )由dsss技術對濾波系統的要求,根據濾波理論分析了巴特沃思型濾波器的逼近原理並設計了合適的濾波電路; ( 3 )用調制解調晶元sc1128和自行設計的濾波器加之輔助外圍電路,構造出低壓電力線載波通信系統,並採用atmel公司的單片機設計了接收和發射電路的微控制器; ( 4 )分別對採取抗干擾措施前後輸入和輸出信號進行對比實驗,並對結果進行分析,驗證了dsss技術對干擾信號的抑制作用。The growth of the consumption demands has been suppressed by the lower wealth, the uncertain future income and future cost, the backward fundamental facilities of the countries and the slowly growing income of the peasants ; because the transformation investments grows too slowly, the propulsion of the political investments is weak, the growth of the spontaneous investments is feeble and the zeal for the foreign businessmen go to guangxi to invest is not intense, the growth of the investment demands is slow ; the great many of deficits worsen the situation of the domestic and foreign trade and cut down the demands to the products and services of guangxi seriously
此外,還分別在消費、投資及內外貿易等方面探討了需求不足的原因。比如財富水平低、預期收入及支出的不確定性以及農村基礎設施落後及農民收入增長緩慢等,抑制了消費需求的增長;又如更新改造投資增長乏力、政策性投資帶動力不強、自主投資增長不力以及外商投資熱情不高等,抑制了投資需求的增長;再如巨大對內貿逆差惡化了內外貿易狀況,嚴重降低了對廣西產品和服務的總需求。The coupling originates from spontaneous emission of the probe transition and the spontaneous transfer of excited state coherence to ground state coherence
一個是探測躍遷的自發輻射,產生的耦合具有相同的符號,此時原子相干表現為抑制吸收。Characteristics : contain gtece pure natural olive branch extracts, milk protein and natural baihuacon centracted juice and grasses. natural lubricating ingredients can help to clean the dirty things completely, teduce ftee - radical which will make skin aged, resist itchy, bad smells, activate the skin, make up water andnutrents, recover white and tendetr, soft and flexibility. frequent use can keep the fragtant smells last for a long time, come out charming appearance
特點:蘊含萃取自希臘的純天然橄欖枝精華滋養成分、牛乳蛋白及天然百花草原液,配以天然的潤膚成分,徹底清潔皮膚污垢,減少令肌膚衰老之游離基的出現,同時抑制瘙癢、異味,有效活化肌膚,並大量補充肌膚所需養分及水份,恢復肌膚白皙嫩滑,柔軟富有彈性,經常使用,持久保留馨逸幽香,肌膚持久亮麗,散發迷人的自然魅力。Three kinds of works were described in this thesis with bacillus thuringiensis as major material. 1. autoinducer inactivity protein aii in b. thuringiensis strains and its effect on pathogenicity of plant - pathogen bacteria autoinducer, especially ahl molecule, is a kind of cell - to - cell communication molecule that has extensive distribution in gram - negative plant pathogen bacteria
蘇雲金芽胞桿菌自身誘導物抑制蛋白aii及其對植物病原菌致病性的影響自身誘導物( autoinducer ,以下簡稱ai )分子是一種廣泛存在於革蘭氏陰性植物病原菌的細胞間信號分子,與病原菌的致病性有著直接或問接的關系。Experimental result shows the algorithm has nearly the same edge preserving performance as nonlinear multiwavelet transform, and nearly the same speckle noise suppression performance as filtering
此演算法對原圖像進行多小波變換,然後在不同尺度,不同方向進行自適應閾值處理,模擬結果表明:本演算法能夠有效地抑制了斑點噪聲,又保留有用信號及邊緣信息。The self - poisoning effects of chinese fir plantation are studied through the seed germination experiment with the extracts of organs, bulk soils and rhizosphere soil of different rotation plantations. the results are as follows : there are some poisonous substances inhibiting germination of chinese fir seeds in soils of chinese fir plantations. the inhibiting effect becomes stronger and stronger with increase of planting generations. extracts from the organs of chinese fir trees also have some inhibiting effects on seed ' s germination, but the effect of leaf is the strongest. lower concentration extracts of underground vegetation may be favorable to the seed ' s germination whereas the higher concentration will reverse the results. it indicates that the “ self - poisoning ” effects of chinese fir plantations might be one of the reasons for poor natural regeneration and soil degradation of chinese fir plantation
利用不同栽植代數杉木人工林根際土、非根際土及杉木各器官浸提液進行杉木種子發芽試驗,研究杉木人工林自毒作用,研究結果表明:杉木林根際土及非根際土中均存在抑制杉木種子萌發的物質,隨栽植代數增加抑制作用更趨明顯;杉木各器官浸提液對杉木種子萌發也有抑制作用,其中以杉木葉的抑制作用最為明顯,杉木林下常見植物對杉木種子發芽則表現為低促高抑效應,說明杉木人工林存在自毒作用,這可能是杉木連栽障礙的原因之一。The dissertation refers to comparatively full literatures in the field of vsc, and the development history and characteristics of vsc are summarized, and the elementary concepts, elementary definitions, elementary properties, elementary principles and design methods are particularly introduced, and the causes of the chattering phenomenon are systematically analysed, and the study status of the chattering phenomenon and the main methods to eliminate the chattering are elaborated. for the deficiencies of traditionary methods, three improved methods are developed, which are improved exponent reaching law solution, variable boundary layer solution and the solution by adding an auxiliary continuous control term. for uncertain linear systems, an adaptive fuzzy integral variable structure control stategy ( afivsc ) is put forward to eliminate the chattering around the sliding plane, which introduces fuzzy logic to soften the non - linear discontinuous sig nal in the control variable and utilizes adaptive theory to adjust output membership function according to how much the uncertainty of the system is
比較全面地查閱了關于變結構控制理論的文獻,總結了滑模變結構控制的發展歷史和特點,詳細介紹了變結構控制的基本概念、基本定義、基本性質、基本原理以及設計方法;系統分析了變結構控制系統抖振產生的機理,並闡述了國內外目前對抖振問題的研究現狀以及消除抖振的主要方法;針對傳統抑制和消除抖振方法的不足,改進了傳統方法,得到了三種新的消除抖振的方法? ?即改進的指數趨近律法、可變邊界層法和附加連續項法;針對不確定性線性系統,在變結構控制策略中引入模糊邏輯和自適應理論來消除滑動平面上的抖振,提出了一種自適應模糊積分變結構控制方案( afivsc ) ,利用模糊邏輯來柔化控制量中非線性不連續部分,採用自適應理論,根據系統不確定性大小在線調整模糊輸出量的隸屬函數,另外,鑒于模糊控制本質上是有靜差的,所以本文選擇了帶積分項的切換函數,由於積分項的存在使系統較正為無靜差系統。The paper firstly analyses the fundamental principles of the direct sequence spread spectrum technique, the arithmetic in the frequency - domain by using the technology of the spectrum correlation adaptive filter
本文首先就設計中選擇採用的直接序列擴頻技術、以及在頻域中實現直序擴頻信號中多窄帶干擾抑制的自適應演算法的基本原理做了分析。We can compensate the phase difference and subtract at the direction of ship noise, then the noise can be cancelled. the merit o f this method is simple, stable and efficient. the main contents are : 1
首先介紹了噪聲抵消的一般方法,並且結合拖曳陣本艦噪聲的抵消問題研究了自適應法和雙線列陣相減法對本艦噪聲的抑制模型及原理。Based on the principle of enzyme inhibition, using the immobilized chicken liver esterase and a flow injection analysis ( fia ) enzyme biosensor ( developed by ourselves ), this paper investigated the inhibiting power of several insecticides to the enzyme, and selected methamidophos as the standard pesticide for the quantitive determination
摘要本文基於酶抑制原理,採用固定化雞肝酯酶和自行研製的流動注射式酶生物傳感器,研究了不同農藥對酶的抑製程度,確定了甲胺磷作為農藥檢測的定量標準。According to those practical problems mentioned above, this subject mainly deals with problems as follow : 1 ) carrying out lots of theoretical experiments and systematizing some theory knowledge of the detecting system. 2 ) studying the correlativity between the referring signal and the primary signal of the adaptive filter. 3 ) studying the effects of constraining the self - dithering interference based on fixed step - size ( fss ) and variable step - size ( vss ) lms algorithms. 4 ) designing the subsystem including hardware and software, developing the software and optimizing the adaptive algorithms for constraining the self - dithering interference of the non - contact life - parameter detection system
本課題根據實際中出現的上述問題,主要從事了以下工作: 1 、非接觸生命參數檢測系統的原理性實驗、野外實驗及部分理論知識的整理; 2 、自適應處理參考信號與原始信號相關性的研究; 3 、基於固定步長和可變步長兩類lms自適應演算法抑制非接觸生命參數檢測系統自抖動干擾效果的研究; 4 、非接觸生命參數檢測系統自抖動于擾抑制系統設計、軟體研製和演算法的優化。The mutual excitation between the local stimuli satisfying the rules of curve distribution ( position and orientation continuity ) called curve self - excitation is a useful method to discover and enhance curves and to inhibit noise. the present approaches used parallel connection structure division which did not acquire satifactory effect. this paper presents the idea of random time division and dynamic self - excitation, for different curves performing random time - division searches, time coincidence filtering, and self excitation accumulation. the principle is given
利用空間分佈滿足曲線規則(位置和定向連續性)的局部刺激之間的相互激勵,稱為曲線自激,這是發現視覺邊界曲線和抑制局部噪聲的有效手段.過去的工作均採用并行結構區分的計算方式,曲線自激並沒有達到滿意的效果.本文提出隨機時分動態自激的計算方案,對不同的曲線實施隨機時分的搜索、時間一致性濾波、和自激積累等機制.本文給出了實現的原理方案Financial markets rallied strongly when bernanke appeared before congress, in large part because his testimony implied that the fed doesn ' t plan to raise rates more aggressively this year to bring down inflation faster
當伯克難出現在議會的時候,金融市場成為了一個強大的聯盟,其主要原因是來自於他的公開聲明,那個聲明暗示今年將不打算加快利率上漲,而是更快的抑制通貨膨脹。As c ii ta is a single gene or protein that affects a large family of genes, it represents an ideal target for intervention in the class ii antigen presentation pathway, for immune suppression in transplantation and autoimmumty
作為影響一個大基因家族的單個基因或蛋白質, c ta是對mhc -類的抗原提呈過程進行干預的理想靶點,可以在自身免疫損傷和移植排異過程中進行免疫抑制干預。The new algorithm can determine the nearest neighbors of lle automatically, estimate the intrinsic dimensionality, save lots of operation, and eliminate noises. these validities can be confirmed through experiments
該演算法能夠自動確定lle中對數據點鄰域值的選擇,估計原始數據的本徵維數,減少運算量,並對噪聲有一定的抑制作用。分享友人