條件突變 的英文怎麼說

中文拼音 [tiáojiànbiàn]
條件突變 英文
conditional mutation
  • : Ⅰ名詞1 (細長的樹枝) twig 2 (條子) slip; strip 3 (分項目的) item; article 4 (層次; 秩序; 條...
  • : Ⅰ量詞(用於個體事物) piece; article; item Ⅱ名詞1. (指可以一一計算的事物) 2. (文件) letter; correspondence; paper; document
  • : Ⅰ動詞1 (猛沖) dash forward; shoot out 2 (高於周圍) protrude; bulgeⅡ副詞(突然) abruptly; sud...
  • 條件 : 1. (客觀的因素) condition; term; factor 2. (提出的要求) requirement; prerequisite; qualification
  • 突變 : 1 (突然急劇的變化) sudden change; change suddenly; transilience; accident; saltation; revulsion...
  1. Antimicrobial agents susceptibility of this strain illustrated that it was resistant to gentamicin, streptomycin, ciprofloxacin, ceftazidime and imipinem

    應用此經過不斷篩選,最後獲得對多種抗生素耐藥的菌株pa9911 - c64 。
  2. Catastrophic analyses of cryogenic pulverization condition of tire rubber

    橡膠低溫破碎分析
  3. The experimental method includes selecting pure complexes of histidine - containing or cysteine - containing materials, from c - and n - terminal group of these amino acids to link to a group which have color or fluorescence or ultraviolet absorption, elucidating their binding affinity, fluorescence or uv - visible spectrum properties with zinc at physiological concentration and to elucidate their structure in the solid state via infrared spectroscopy. with the help of the concerned the data, the analysis was done to prove whether it can be applied to the zinc detection, in other words, whether it can be used as a new fluorescence probe for zinc detection

    本實驗首次選用在生物體內與zn ~ ( 2 + )鍵合能力很出的物質? ?組氨酸和半胱氨酸,採用類似於多肽合成的方法,在其羧基或氨基分別嫁接上一個帶有標記的基團,生成穩定的共價鍵化合物;在此化合物中模擬生理濃度加入鋅離子,通過紅外圖譜、紫外圖譜或熒光圖譜的化分析鋅離子對標記基團是否產生影響,再結合有關數據分析其是否適合檢測鋅離子,即是否可能作為新的鋅離子熒光探針。
  4. The xylanase activity of the mutant kept stable after 10 generations. after orthogonal designing experiment, the optimum fermentation conditions of a. niger j 506 were obtained, which is as followed : concentration of the major carbon resource 4 %, ratio between bran and corncob 5 : 5, concentration of glucose 0. 1 %, concentration of ammonium oxalate as supplemental nitrogen resource 2. 0 %, the initial ph of liquid medium 5. 0, 100ml / 250ml flask

    經過正交試驗設計,得出株a . nigerj506產木聚糖酶最佳的工藝為:主碳源濃度4 、麩皮與玉米芯的比例為5 : 5 、輔加碳源葡萄糖的濃度是0 . 1 、輔加氮源草酸銨的濃度是2 . 0 ,培養基初始ph為5 . 0 , 250ml三角瓶的裝液量為100ml 。
  5. However, genetic improvement by in vitro culture in mustard ( brassica juncea coss. ), especially in chinese mustard, is restricted by the poor frequency of shoot regeneration, and no regeneration system is established yet

    芥菜類作物(尤其是中國芥菜)再生率偏低,在遺傳轉化、體篩選等方面尚未形成一個高效穩定的再生體系,從而制約了離體下遺傳改良的進程。
  6. A new waveguide made of changing a wide wall of a rectangular waveguide to a uniform curved wall is called conformal waveguide. a kind of expression of approximate solution for domain mode of the new waveguide, including symmetric, unsymmetric arc, parabolic arch, hyperbolic arch, elliptic arch, etc., is constructed by using boundary condition of mental waveguide, variational method and boundary element method. by using the equivalence principle, an approximate calculating formula for equivalent resonant conductance of a narrow longitudinal halfwavelength slot cut in the curved wall of the unsymmetric arcrectangular waveguide is derived, and the result is shown. although this solution is approximate, it can solve the problem in designing the slotted antenna of such conformal waveguide

    把矩形波導一個寬面外成均勻曲面構成的新波導統稱為共形波導.利用金屬波導邊界分法、邊界元素法構造這種新波導中主模場的一種近似解表達式,包括曲面橫截線為對稱、非對稱圓弧,拋物線弧,雙曲線弧,橢圓弧等.然後根據等效原理,推導非對稱圓弧矩形波導曲面上窄的縱向半波長縫隙的等效諧振電導的近似計算公式,給出計算曲線.這種解雖然是近似的,但卻能解決這類共形波導縫隙天線的工程設計
  7. The moral predicament during the transformational period of the society is prominently manifested in the loss of the standard for moral evaluation, the confusion of value - orientation, the overflow of immoralism, the weakening of morality - regulating mechanism of the society, and the distortion of moral education, etc. these predicaments seriously hinder the development of socialist material and spiritual civilizations, and its appearance is inseperable from the specific social and historical circumstances of the transformational period ; meanwhile, the negative effect resulting from the initially established market economy, cultural changes, cultural mingling and conflict, and the choice of moral subject all contribute to the moral crisis of china presently

    社會轉型期道德困境出表現為道德評價失范、價值取向紊亂、非道德主義泛濫、社會道德控制機制弱化和道德教育扭曲形等幾個方面。這些困境,嚴重妨礙著社會主義物質文明和精神文明的發展,它的產生,和轉型期這個特定的社會歷史是分不開的;同時,我國初步建立市場經濟所帶來的負效應,文化的遷、文化的交融與沖及道德主體自身的選擇也是導致當前中國社會道德危機的重要原因。
  8. For the tectonic coal , the properties of higher porosity and lower permeability make it capable of keeping higher gas pressure ; both of the “ isolating action ” and “ gas - cushion action ” cut down the resistance against outburst ; the specifity of high - defomed - extent makes desorption , escape and flowing quickly become possible ; the existing of weak - seam or “ thoroughfare - seam ” create suitable conditions for the initial erupting and continued developing of coal and gas outburst. on the whole , it is the synhesis action of all factors , which leads to outbursts. the existing of tectonic coal with certain thickess is the essential condition of coal and gas outbursts , but not the sufficient condition

    高空隙率、低透氣性使構造煤能夠保持較高的瓦斯壓力;破碎性、 「隔離」作用及「氣墊」作用,使構造煤抵禦外力作用的能力大大降低;構造煤形幅度大的特性,為瓦斯的迅速解吸、放散和快速流動創造了;構造煤薄弱分層或「通道層」的存在,則為煤與瓦斯出的初始激發和持續發展奠定了基礎;上述因素的共同作用,影響和制約了煤與瓦斯出的強度和分佈.盡管如此,一定厚度的構造煤的存在只是發生煤與瓦斯出的必要和有利,而非充分
  9. In view of the limitation of the traditional inversion theory and method of the gravity and magnetic field, professional an yulin, etc, worked in china university of geoscience, has come into being the theory system of the all - direction imagery for local gravity and magnetic sources after having researched a few years. the theory system broke through the thinking method of traditional theory system, researched all - direction imagery of the 2d local gravity and magnetic sources by means of complex function theory and researched all - direction imagery of the 3d local gravity and magnetic sources by means of spherical harmonic analysis theory, developed greatly the interpretation theory on the gravity and magnetic field

    該理論體系破了傳統的重、磁場解釋理論體系的思維方式,採用復函數理論研究二維局部重磁場源全方位成像,採用球諧分析理論研究三維局部重磁場源全方位成像,大大發展了重磁學科解釋理論,可以在起伏地形、有背景疊加和高頻干擾等復雜下,直接反演加疊代修改,求解分佈在有限范圍內的二維和三維重磁場源異常場的多種反演問題。
  10. It will change the hydraulic conditions of the river, such as widening the water surface, decreasing water - flow velocity and purification capacity of water body in reservoir area meanwhile, many problem will be encountered, such as a large quantities of pollution in cities and towns, harmful matters in pesticide and fertilizer in reservoir area, poisonous pollutants in rainfall, accidental discharge of municipal wastewater or industrial sewage, limits of low economic level and urbanization etc.

    該水域的水力學發生化,水流速度減緩,岸邊污染帶加寬,水體的環境容量降低;三峽庫區城鎮污水處理廠和廠礦的有害廢水處理設施不可避免地會發生事故排放;成庫期內庫區城鎮污水的治理很難達到水質要求,以及三峽庫區目前較低的經濟和城鎮化水平制約,庫區城鎮供水面臨的水環境問題日漸出。
  11. Since boundary of the lower yellow river bed varies with the flow conditions, main channel of the stream continually shrank and flood control becomes rather difficult

    隨著黃河下游水沙的不斷化,河道的邊界也隨之發生化,主槽嚴重萎縮,泄洪能力日臻下降,防洪問題日益出。
  12. The future characterization and genetic analysis for candidate mutant were carried out and find that some candidate mutant ( such as roi30 doil - 1 doi0311131 ) have good phenotype by drought h2o2 aba - stressed treatment. at the same time we also observe the development of candidate mutant at different growth stages carefully. many modal difference between mutant an d wild type at the same period were found, such as more rosette layering fatty and big in leaves, advancment or delay for the flower period, rosettes living in the main stem, shorten in figure, the amount of seed little, sterilization etc. these physiological and modal changes may reflect with maladjustment in expressions of some gene and confusion on their inner control, . we will futher study concrete and detailed function mechanism

    我們對這些擬南芥侯選體進行進一步的鑒定和遺傳學分析,發現ro口口、 doil 、 doi口jlll3i等潛在株對aba 、過氧化氫及早脅迫有明顯表型,同時對潛在體的生長發育進行了詳細的觀察,發現多數潛在株與同下野生型比出現了許多明顯的形態改,如:蓮座基葉增多、分層、肥大,花期提前或延遲,主莖生輪座,株型矮化,產籽量少,不育,敗育等,這些生理和形態上的差異很可能反映了它們內部某些基因的表達受到了影響、代謝調控發生了紊亂,具體和詳細的作用機制還需要進一步的研究。
  13. The availability of a newly selected aba - deficient arabidopsis mutant ios5 makes it convenient to study aba signaling

    新篩選的擬南芥aba缺失體los5為研究aba信號轉導提供了便利的
  14. Red tide occurs randomly, with short duration and large incidence. airborne hyperspectral remote sensing technique can play an important role in red tide ' s monitoring. and the precondition is to acquire in situ spectral data of red tide, to grasp red tide ' s spectral characteristics by data processing and analysis and to set up spectral library of different dominant species of red tide

    赤潮是海水中的浮游生物在一定下過度繁殖或聚集致使海水色的一種生態異常現象,因其具有隨機性、發性、持續時間短、影響范圍大等特點,客觀上要求利用航空高光譜遙感技術對其進行監測;但首要的前提與基礎性工作是大量獲取赤潮水體的現場光譜數據,通過處理與分析,掌握其光譜特性,不斷充實赤潮優勢種類的光譜數據庫。
  15. Fourth, the theoretical model of optimum technological growth rate under discrete change is erected. technology is a unique production factor because technological growth experiences a mutation when technological increase accumulates to a certain extent. under this condition, the point - mutation model in tom ’ s mutation theory is applied to explain the phenomenon of technological

    將技術作為不同於勞動和資本的特殊生產要素進行考察,即當技術量的積累達到一定程度時,技術增長會產生,在此下,運用湯姆理論中的尖點模型,解釋了技術現象,討論了勞動和資本的不同組合化下,在臨界點附近技術然躍升或下降的性質;構建了技術完成後的技術增長率優化理論模型。
  16. Simulations with respect to two models, prove that the method can track the frequency accurately and instantly, and have the preferable effectiveness on the abruptly fluctuating - frequency power signals, at the same time, this method overcomes the constraint of synchronous sampling and has the better astringency with different initial frequency

    針對兩種模型進行模擬,表明該方法能夠較為精確與快速地跟蹤電網頻率,尤其針對頻率的信號,具有較好的跟蹤效果;同時演算法克服了同步采樣的限制,通過迭代,在不同初始頻率下均具有較好的收斂性。
  17. Firstly we maked sure method of isolating arabidopsisis mutant by thermal imagings in many ways on trial, optimize conditions for isolation, and confirm the good period of seedlings and fine density for isolation, select correct isolating pressure ( drought and h2o2 ) that is fit for isolate mutant. secondly we obtain an ml population derived from 0. 4 % ethyl methanesulfonate ( ems ) - mutagenized wild type arabidopsis thaliana

    本實驗首先是對利用遠紅外成像技術篩選擬南芥體方法的可行性進行多方面的試驗,優化篩選、確定篩選所需幼苗的生長時間、種植密度,界定用於篩選所需的脅迫(過氧化氫和乾旱)選擇壓力。
  18. The third chapter of the thesis makes a study of the equation of interest rate - amount, of circulating fund on limited occasions of sudden events, proves that the network average interest rates of different time periods are also different and change with the impulsive conditions, and makes clear the relationship between the network average interest rates of two neighboring time periods. as far as every node in the network is concerned, its instant interest rate will tend to, in the end, at the sum of the basic interest rate of every node and the growth rate of the network

    本文第三章研究了出現有限次發事時的利率?流通量方程,證明了不同時間段的網路平均利率也不相同,並且,隨脈沖化而化,同時給出了相鄰兩個時間段網路平均利率之間的關系,就網路中每個結點而言,其即時利率最終穩定於結點基本利率與網路增長率之和。
  19. Some preliminary conclusions of making better image quality are obtained by observing some effects of climate conditions on quality of solar image during spectral observations. they are : ( 1 ) quality of imaging to be better when the wind stops or weaken suddenly during the wind blows continuously ; ( 2 ) if the wind blows at the whole night and it is fine day in the next morning, then the image quality will be better than before. ( 3 ) the image quality is getting fine in short time after the cloudy. ( 4 ) the good solar image to be formed under the condition of a beginning of fine day after the cloudy or raining days

    在多年的太陽光譜觀測中,通過觀察各種天氣化對光譜儀成像質量的影響,初步總結出使像質優良的幾規律: 1 )在連續刮風過程中當風然停止或減弱的短暫時間內像質明顯好; 2 )當夜間通宵有風而次日天氣晴朗時像質好; 3 )多雲過后的短暫晴天成像優良; 4 )接連陰雨幾天後的開始晴天像質較好。
  20. In conditional - mutant females, brg1 - depleted oocytes completed meiosis and were fertilized

    條件突變的母體內, brg1缺失的卵細胞完成減數分裂,並發生受精。
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