相對傳染性 的英文怎麼說
中文拼音 [xiāngduìzhuànrǎnxìng]
相對傳染性
英文
relative infectivity- 相 : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
- 對 : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
- 傳 : 傳名詞1 (解釋經文的著作) commentaries on classics 2 (傳記) biography 3 (敘述歷史故事的作品)...
- 染 : Ⅰ動詞1 (用染料著色)dye 2 (感染) catch [contract] (a disease) 3 (沾染) acquire (a bad hab...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 相對 : 1. (面對面) opposite; face to face 2. (非絕對的) relative 3. (比較的) relatively; comparatively
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Biogen - tab is an effective and invaluable medicine for many poultry diseases, particularly chronic respiratory disease, infectious coryza, salmonelloses fowl typhoid and paratyphoid infection, blue comb disease, fowl cholera, coccidiosis, and leucocytozoon disease. the diseases infected by virus, such as newcastl disease, avian encephalomyelitis are found not to be effected by biogen - tab treatment
愛禽美對許多家禽疾病是相當有效的藥品,特別是慢性呼吸器病,通稱crd ,傳染性可利查,沙士桿菌病如家禽傷寒,副傷寒,藍冠病,家禽霍亂,球蟲病,及白冠病等但有些疾病,由病毒感染者無效如新城雞瘟,傳染性喉頭氣管炎The dissertion, after introducing physical geography situation and societal economic sitiuation of chongqing, has also analysed the basic feature of water resources in chongqing, at present the water resources utilization in chongqing is still in traditional phase. there are so many faults and shortcomings in water resources management system. the construction of water resources institutions and regulations is fallen behind. the supply of water resoures has not sufficiently satisfied the demand to water resources. the condition of water quality has not radically improved. soil losses is still serious. the incidence of flood and drought is very high. in accordance with present condition of water resources utilization in chongqing, the dissertion argues that it should strengthen people ' s understanding to water resources sustainable utilization for chongqing ; reform the present water rexources management system and have a try on water affairs management system in chongqing ; make effort to construction of water resources " institutions and regulations ; realize demand management, constuct save - water model society ; according to actual condition, strength water utilization constrution, then realize the balance between water resources supply and demand ; according to the idea of " control resources, conduct flow ", control water pollution, realize sanitary generation ; control soil losses and protect water enviroment ; construc t the system of flood control and diaster prevent
在對重慶市的自然地理情況和社會經濟情況作了介紹之後,還分析了重慶市水資源的基本特徵,目前重慶市的水資源利用還處在傳統的開發利用階段,水資源管理體制還存在許多弊端,水的法規制度建設也相對落後,水的供給還不能完全滿足需求,水質狀況沒有得到根本性的改善,水土流失還很嚴重,水旱災害發生的頻率比較高。針對重慶市水資源利用的現狀,本文提出:應加強對水資源持續利用的認識;改革目前重慶市的水管理體制,嘗試水務局管理體制,相應加強水的法規和制度建設,實現需水管理,建立節水型社會;根據實際情況,加強水利建設,實現水的供需平衡;依據「控源導流」的思想控制水污染,實現清潔生產;治理水土流失,保護水環境;建設防洪減災體系。Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources
基於以上考慮,論文主要從以下幾方面對地下水資源可持續開發問題進行了比較深入的探討:全面回顧了「可持續發展」概念的由來與演變,對國內外「可持續發展」的研究現狀進行了述評,並對「可持續發展」概念的科學內涵進行了深入探討;對涉及地下水資源的一些最基本的概念和命題進行了全面的回顧和評述,對目前仍然存在的一些錯誤觀點和混亂認識提出了自己的見解;全面闡述了地下水資源變值系統理論的內容和意義,並與傳統的地下水資源計算評價方法進行了對比分析,結合實例具體說明了方法的應用;深入分析了地下水資源預測預報工作的極端重要性和復雜性,對傳統的地下水資源動態預測方法進行了全面的評述,指出了各類預測預報方法的特點及適用條件,對最近二十多年剛發展起來的小波分析技術的主要思想和方法及其應用范圍,以及號稱第五代計算機語言的matlab軟體和附帶的小波分析工具箱進行了介紹,並應用於地下水動態過程線的分析,採用時間序列中的b ? j法,蒙特卡羅方法,與地下水資源變值系統理論相結合,探討了地下水動態資料分析和地下水資源預測預報的新思路;綜合分析了現今各類地下水管理模型的特點及缺陷,將數學規劃、數理統計、隨機過程等與地下水變值系統理論相結合進行地表水地下水或多水源的聯合優化調度,使模型更準確、更實用;對保證地下水資源可持續開發的內部條件和外部條件進行了分析,內部河海人學博卜學位論文前言、摘要、目錄條件主要是正確的資源觀,科學的資源計算與評價方法,可靠的資源預測預報技術,可操作的資源管理措施,外部條件主要是高層發展思路、管理體制的變革、配套的政策法規、經濟杠桿的調節、人文素質的提高、節水意識的增強及具體節水措施、人口增長的控制、水體污染的防治、生態的恢復和重建等;從宇宙科學、地球系統科學及哲學的高度審視地下水資源的可持續開發;指出了地下水資源可持續開發的進一步研究方向。The effect of meteorological factors on epidemic situation of common infectious diseases hie maximum temperature was positive correlation to the inci - dence of viral hepatitis, typhoid fever and paratyphoid fever, epidemic cerebrospinal meningitis, endemic encephalitis b, the temperature was between 29. 0
討論一、氣象因子對傳染病疫情的影響本次研究選取了最高氣溫和最低氣溫兩個極值指標,探討了氣象條件對傳染病發病率的影響。相關分析結果顯示,最高氣溫與病毒性肝炎( p < 0A two - dimensional double diffusive laminar natural convection in rectangular enclosure is detailed analyzed. the results show that when the thermal and solutal buoyancies aid each other, the airflow consists of one main cellular structure and is steady, regardless of the relative strength variation between the heat and pollutant sources. there are multiple flow structures, however, according to the relative strength when the buoyancies opposing each other
模擬結果表明雙擴散自然對流系統的空氣流動與傳熱傳質特性完全是由離散熱源與污染源浮升力之間的相互作用關系訣定的:當離散熱源與污染源浮升力協同作用時,自然對流呈比較穩定的單一流動結構;而當熱源與污染源浮升力對抗作用時,自然對流系統隨它們之間強度變化呈現出多種流動狀態。Maglev, regarded as a " green " means of transportation of 21st century, has many remarkable advantages such as comfortable riding, high speed, good environmental adaptability, flexibility and nonpolluting, etc. compared with traditional railway train, maglev is running above the track
磁浮列車以乘坐舒適、速度快、對地形適應性強、選線較靈活、無污染等特點,被稱為21世紀的綠色交通工具。和傳統輪軌列車相比,磁浮列車是脫離軌道運行的。The resuit indicates : wheil treating siightiy polluted source water of xiang rivet, optimized coagulation will improve the effect of reducing organics remarkably ; gac has good effect in reducing the dbpfp and organics of xiang rivef, but the effect in reducing dbp is more obviously ; the process of " improving gac by optimized coaguiation " can not only has a wonderful result of reduction in dbppp and organics, but also improve the effect of gac evident1y and decreasing the capital cost for a gac facility ; although optimized coagulation increase the quantity of alum dose, but the level of aluminum of treated water will not beyond the standard level ; different processes will have different resu1ts in lessening the amount of organics and dbp, so we should adopt treatment process by considering the requirements of treated watel
試驗結果表明:在對受到微污染的湘江源水的處理時,強化混凝工藝對于去除有機物具有比較明顯的作用;活性炭吸附技術處理湘江源水時,其對去除水中消毒副產物前體具有明顯的效果,對去除水中有機物效果也很好,但對消毒副產物的去除效果好於對有機物的去除效果;活性炭與強化混凝聯用工藝不僅能更有效地去除水中有機物以及消毒副產物前體,還能增加活性炭的吸附性能,從而減低費用;雖然強化混凝投加了比傳統混凝多的混凝劑,但並不會使出水中鋁離子濃度超標;不同工藝對水中有機物和消毒副產物的去除效果各不相同,應根據出水要求而選擇不同的處理工藝。In the autosomal recessive condition, the parents are generally healthy ? we call them ‘ carriers. ’ the probability of them having a child with another affected child is 25 percent
對于常染色體隱性遺傳,父母表面上通常是正常的? ?我們稱之為「攜帶者」 。他們生育相同疾病小孩的幾率將是25 % 。It is proved by measuring noise of fan room of jcfk, that there are pretty good agreements between estimation and experiments. then, this model is applied for the practical engineering of noise control in fan room. the ways to connection qualitative with quantitative, analysis in theory with policy decision in practice are successfully used and the optimal scheme of noise control is achieved. moreover, the effect of the optimal scheme is estimated. this paper makes considerable headway about not only the research range and content but also the theoretical basis and research method. it has the important practical value
把模型運用於復烤廠風機房噪聲污染治理的實際,採用定性分析與定量分析,理論計算與經驗決策相結合的方法,對風機房車間噪聲控制,隔聲間噪聲控制和傳播途徑噪聲控制三方面系統研究,制定風機房噪聲控制優化方案,並編程預測治理效果。這不僅將噪聲污染監測,評價治理,預測的研究有機地結合起來,拓展了研究范圍和內容,而且研究方法有所創新,對當前工業噪聲優化控制有較強的推廣和應用價值。I have used low copy pbin19 and single copy pmw755i5j binary vectors as backbone plasmids, to create a gene targeting insertion vector designated gfp tnos. after agro - infiltration into transgenic nicotiana benthamiana 16c, progeny were analyzed genetically for phenotypic changes, sirna accumulation, and dna methylation
採用農桿菌浸潤法( agro - infiltration )感染轉基因本生煙16c ,並對同源基因瞬時表達所引起的植物表型變化、小分子rna的產生、 dna甲基化程度、以及相關性狀在後代中的遺傳情況進行了檢查。It is very important to investigate and clone related genes under fe - deficiency stress in malus xiaojinensis, which not only provides the probability for exploring molecular mechanism of the absorbability and transport of fe, but also may enhance the resistance under fe - deficiency stress of plants by inserting related genes into chromosome genome
因而研究和克隆缺鐵脅迫相關基因不僅為進一步研究蘋果吸收、轉運鐵的分子機制提供基礎。其次,在提高植物對鐵脅迫抗性的遺傳育種中,可以利用基因工程技術,將鐵脅迫相關基因整合到作物染色體基因組中,從而達到有效控制鐵營養的目的。The results of the studies show that, when fine medium belt, proper load and velocity are selected, the transmission performance of gear with meshed medium belt is superior to invloute gear ' s ; furthermore, it can be lubricated with water, and it ' s effects are almost fine to the lubricant effects with oil. so we can realize a " green lubrication " type of gear transmission
試驗結果表明:選擇適當的介質帶材料和一定的載荷速度條件,帶式嚙合介質齒輪的傳動性能優于漸開線齒輪,並可用水進行潤滑,幾乎達到在油潤滑條件下的效果,實現一種節能、無污染的綠色潤滑齒輪傳動;相對于漸開線齒輪,帶式嚙合介質齒輪具有顯著的減振降噪作用,動態特性優越。Relative immunity to severe infection by a particular pathogen as a result of a chronic low - grade infection induced earlier by the same pathogen
傳染免疫由以前同一病原體所引起的慢性低度傳染而造成的特定病原體對嚴重感染的相對免疫Laboratory experiments were carried out to analyse the relationship between ionizing radiation and chromosome non - disjunction, and its pathogenesis. in the epidemiological part, patients were collected from october 1999 to december 2002 ( they consulted doctors in shanghai xinhua hospital pediatric hospital of fudan university, henan province genetic institute ), controls were healthy children who were similar to patients at age, gender, born place and so on. patients were diagnosed according to their karyotype [ 47, xy, + 21 or 47, xx, + 21 or 47, xy ( xx ), + 21 / 46, xy ( xx ) ]
本課題第一部分收集了自1999年10月起至2002年12月止的ds病例(就診于上海新華醫院、復旦大學附屬兒科醫院、河南省遺傳所等醫院)以及與病例組在年齡、性別、出生地等一般情況相對應的正常兒童,病例的診斷以染色體核型分析結果為準,患者核型為47 , xy ( xx ) , + 21或核型為47 , xy ( xy ) , + 21 46 , xy ( xy ) ,對照組核型為46 , xy或46 , xx 。This paper studies on used the ac servo system based on ti dsp ( lf2407a ) and the foc and digital signal processing thorem, achieves following results : algorithm. we employ svpwm ( space voltage pwm ) algorithm, improve the efficiency of the electric source, and decrease the harmonious elements. we build the mathematic model of the system and simulate it on matlab platform, dsigne segmented pid regulator to adapt variable speed and widen the speed range. measurement. the velocity and electric current measuring, we adopt multi - sampling - rate and digital filter principles. as more improvements we make, the whole system gets a good results. pc control. the complete controlling system can be controlled remotely. so we develop the pc controlling program.
採用磁場定向脈寬調制演算法,提高了電源利用率,降低了逆變電壓的諧波,改善了電機的運行特性,降低了對電網的污染;在matlab平臺上建立了交流永磁同步伺服電機和電壓空間矢量脈寬調制控制系統的數學模型,在模擬的基礎上,對傳統pid調節器進行了改進,提出轉速調節器和電流調節器採用分段pid結構,根據給定轉速所處的區間,自動選擇相應pid調節器的參數,拓寬了調速范圍,提高了控制精度。Due to their high oxidation, multiple electron transfer, and high intrinsic energy, we refer to the cells containing fe ( vi ) compounds as " super - iron " batteries with more energy capacity compared to conventional alkaline batteries. the three charge reduction of fe ( vi ) represents a high energy and capacity source of cathodes, and the products ( ferric oxide ) have been considered as an environmentally benign substance
如果fe ( )化合物作為電池的陰極材料時,其氧化反應為3電子過程,且反應產物為fe _ 2o _ 3 (鐵銹) ,與一般傳統堿性電池相比,它是一種高能,而且放電產物對環境無污染的綠色電池,目前,它的研究已成為電池研究領域的一個熱點。This article studies the existion of homoclinic orbit bifurcation of sirs modle, moreover, it determines the relative location of stable manifolds and unstable manifold of hyperbolic fixed points of this system, therefore, it shows the parameter range of existing limit circle
本文討論了具有暫時免疫傳染病模型同宿軌道分支的存在性,利用melnikov函數確定了該系統雙曲不動點的穩定和不穩定流形的相對位置,從而給出存在極限環的參數范圍。To detect the patients and carriers of the fragile x syndrome, various analytic methods could be used. one is cytogenetic diagnosis to observe the expression of the fragile site fraxa located at xq27. 3
對脆x綜合征的診斷,可以通過細胞遺傳學方法觀察分析x染色體相應脆性位點的表達情況,或是通過southern印跡雜交的方法直接分析cgg重復的擴增突變。The researchers described seen genetic risk factors ? dna sequences present in some people but not others ? bunched in a relatiely small region of one of the human chromosomes, chromosome 8, that reliably predicted one ' s probability of deeloping prostate cancer
研究者們介紹了這七個遺傳風險因子一些人所含有的特殊的dna序列而另外的人卻沒有聚集在人類8號染色體上一個相對較小的區域,而且它們能夠可靠的預測一個人患前列腺癌的可能性。With the serious problem of harmonics pollution to the power system, as well as the need of high performance of ac drive application, three - phase pwm rectifiers have been as active research topic in power electronics recently, due to the virtues, such as sinusoidal input currents, unity power factor, steady output voltage, good dynamics and bin - directional energy flow
隨著電網諧波污染問題日益嚴重和人們對高性能電力傳動技術的需要, pwm整流技術引起人們越來越多的注意。三相pwm整流器可以做到輸入電流正弦、單位功率因數、直流電壓輸出穩定,具有良好的動態性能並可實現能量的雙向流動。因此, pwm整流器成為當前電力電子領域研究的熱點課題之一。分享友人