無源保持 的英文怎麼說

中文拼音 [wúyuánbǎochí]
無源保持 英文
passive hold-down
  • 無 : 無Ⅰ動詞（沒有） not have; there is not; be without Ⅱ名詞1 （沒有） nothing; nil 2 （姓氏） a surn...
  • 源 : 名詞1. （水流起頭的地方） source （of a river）; fountainhead 2. （來源） source; cause 3. （姓氏） a surname
  • 保 : Ⅰ動詞1 （保衛; 保護） defend; protect 2 （保持） keep; preserve; maintain in good condition 3 （...
  • 持 : 動詞1 （拿著; 握著） hold; grasp 2 （持有; 保持） keep; hold 3 （支持; 保持） support; maintain 4...
  • 無源 : [無線電] passive無源電路 passive circuit; passive electric circuit; 無源天線 passive antenna; ref...
  1. In trpsin tolerance assay. this virus could resist to 1 % trpsis at 37 in an hour. in acid tolerance assay, this virus was resistant to ph3. 0 and ph5. 0 at 37 in 2 hours, and the average infection litre of the virus decreased little. in heat assay, at 50, the virus was processed from 5 minutes to 150 minutes and at each condition the viral virulence reduced to some certain degree. among these conditions, when at 50 in 30 minutes. the average infection litre of this virus decreased over 2 tilre. and when al 50 in an hour, cpe of ihis virus disappeared. when time was set for an hour. but with processed in different temperature as 50 60 70, 80, the virus losl the multiplication capacity complelely. in biological assay, we selected different cell lines to cultivate this virus by laking advantage of possesional cells at that time in our laboratory. then we found that fcwf cell line was the most sensitive to dxmv and mdck was the second. with f81 cell line, after passaged for 12 times continuously with low concentration of fcs. the virus could produce cpe. however, with vero cell line. the virus could not procuce any cpe after many passages. the hemagglutination and lumadsorption reaction test proved that this virus had no any reaction to erythrocyte of pig, fowl and cavy. by neutrolizaion assay, dxmv could be identified as a kind of ccv

    理化學研究表明，該病毒為rna病毒，對氯仿、乙醚敏感；胰酶試驗中，經37 、 1小時處理的病毒，仍然能夠在貓源細胞fcwf細胞上生長，並且毒力基本保持不變；耐酸性試驗中，病毒分別在ph5 . 0和ph3 . 0經37作用2小時，毒力僅下降一個滴度；耐熱性試驗中，該病毒在恆定溫度50 ，設定不同時間，從5分鐘到150分鐘，毒力均有不同程度下降，其中， 50作用30分鐘，病毒平均滴度下降2個單位； 50 ， 60分鐘， cpe消失；恆定時間1小時，設定不同溫度（ 50 - 60 - 70 - 80 ） ，病毒在細胞上完全喪失增殖能力， cpe消失。生物學試驗，利用實驗室現有條件，選擇不同的細胞系對該病毒進行培養，發現該病毒對貓源細胞fcwf最敏感； mdck細胞次之； f81細胞經多次傳代，亦可出現cpe ；而vero細胞則不敏感。血凝試驗表明，該病毒對豬、雞、人及豚鼠的紅細胞均無血凝性。
  2. Area was the best inorganic nitrogen source which should maintain at high concentration at earlier part of fermentation because of saccharomycete ' s feature

    尿素是最佳的無機氮源，由於酵母細胞對氮源吸收利用特點，在發酵初期氮源需要保持較高水平。
  3. Effects of diverse environmental factors on the growth rate ( od4oo ) and nitrogenase activity ( ara ) of the strain w12 hi nitrogen - free culture were investigated in our experiments. the results implied that the strain w12 could easily adapt to different cultural conditions : it could use various carbon sources ( especially glucose, sucrose, malic acid, mannitol ), propagate quickly and fix nitrogen at a temperature range of 15 ? to 40 ? and at 25 - 35 ? for optimum, at a ph range of 4 to 8. 5, at a saline concentration range of 0. 01 % to 1. 5 % ; low nlv " concentration had little effect on its nitrogenase activity. ara could also be detected when it grow in the culture media with 5mmol / l ntv "

    W12菌株對環境因子的適應性研究：無氮培養條件下，測定溫度、碳源、酸堿度、滲透壓對w12生長及固氮能力的影響，結果表明，在15 - 40下均能生長並表達固氮酶活性，其最適生長及固氮的溫度為25 - 35 ；能利用葡萄糖、蔗糖、蘋果酸、甘露醇等多種碳源生長並固氮，當培養基中同時存在蔗糖和蘋果酸時，細菌生長和固氮活性最強；在偏酸和偏堿的條件下（ ph4 . 5 - 8 . 5 ）均能保持較強的生長勢和較高的固氮酶活性，並能通過調節自身代謝平衡並適應環境的酸、堿性變化，使培養液趨于中性：能耐受較高的滲透壓，培養液中卜、 5 naci濃度對其生長和固氮酶活性影響不大，當naci濃度升至2時，菌株的生長勢及固氮酶活性才有所下降：低濃度的鉸對其固氮酶活性影響不大，在0
  4. The competitive advantage of multinational enterprises in services is derived from its identification, selection and cultivation of related resources, capabilities and knowledge, especially from the creation, possession and maintaining of some heterogenic and intangible resources

    服務業跨國公司的競爭優勢來源於其對相關資源、能力、知識的識別、選擇和培育，尤其是對一些異質性無形資源的創造、佔有和保持。
  5. The prediction and quantitative assessment of mineral resources make up a comprehensive decision - making problem which involves multi - levels and multi - factors, and a lot of methods and technological means have been developed and employed to carry out the research in this respect

    摘要在詳細分析各種勘查資料、綜合利用地質科研成果的基礎上開展預測與評價，查明研究區內礦產資源總量及其質量狀況，對科學地指導進一步的礦產普查、勘探和深部評價工作，合理開發礦產資源，保證礦產資源的可持續利用，無疑具有十分重要的意義。
  6. Keeping stable increasing of stated - owned economy is required in the early days of china ' s evolutionary reform. there is no enough fund to meet the need, so the government set up simplistic, monopolist financial property right structure under these circumstances in order to support stated - owned economy through providing financial resources

    我國漸進式的改革要求在改革初期保持體制內國有經濟的穩定增長，在財政無力向國有經濟注資的情況下，國家建立起單一壟斷性的金融產權結構，給國有經濟以金融資源的支持。
  7. N sources ( including organic and inorganic n tested ) and c sources tested could restrain methane oxidation. cellulose inhibited methane oxidation most weakly while the high concentration of methanol and glucose did dramatically, but the proper concentration of methanol could stimulate soil methane oxidation sharply. in the middle process of methane oxidation, addition of glucose could restrain methane oxidation shortly but the inhibition could be relieved about 5 days later when supplied again with enough oxygen

    土壤微生物是甲烷氧化的主要生物類群，含水量對土壤甲烷氧化活性有明顯影響，過高或過低對甲烷氧化均具有抑制作用；氮源（包括有機和無機氮源）對甲烷氧化均有抑制作用；不同碳源對甲烷氧化的影響各異，纖維素對甲烷氧化抑制作用最小，而高濃度的甲醇、葡萄糖則對甲烷氧化具有強烈抑制作用；而適當濃度的甲醇可極大促進土壤對甲烷的氧化：在甲烷氧化過程中加入葡萄糖能迅速抑制甲烷氧化；在加入葡萄糖的同時保持瓶中充足的氧氣，則這種抑制作用可以在重新培養一定時間后得到解除。
  8. Compared to the first movie, it is obivous that the production budget was much bigger. starting from the big cruise and helicopter scene in the beginning, it is already trying very hard to tell the audience that it is not any ordinary action movie but a blockbuster, and the entire movie is always soaked in this upbeat and hilarious atmosphere that is like a big party. the narrative structure of

    不過，影片的結構其實和上集分別不大，編導本廣克行在這一集基本上源用了上集大部份演員，劇情架構上亦變動不大，以一單大案和幾宗看似無關但卻相互牽連的小案作為故事骨幹，風格上則仍然保持這個系列的幽默味道。
  9. The plot basically consists of a big case and various seemingly unconnected but actually intertwined small cases which is a very interesting and effective structure as it parallels to the theme of the movie. reiterating the same theme again, the story gives a severe but incisive critique on the bureaucracy in japan through the conflict of the ruling class high rank police official and working class ordinary officer

    不過影片的結構其實和上集分別不大編導本廣克行在這一集基本上源用了上集大部份演員劇情架構上亦變動不大以一單大案和幾宗看似無關但卻相互牽連的小案作為故事骨幹風格上則仍然保持這個系列的幽默味道。
  10. Always maintain the load properly : for a non - exciting type electrical magnetic brake, loading can be kept normally by the brake whenever the power source is " off "

    確實地保護負截：既為無激動作式電磁製動器，剛開掉電源時，立既產生制動力而確實地保持負截。
  11. You may copy and distribute verbcopies of the program ' s source code as you receive it, in any medium, provided that you conspicuously and appropriately publish on each copy an appropriate copyright notice and disclaimer of warranty ; keep intact all the notices that refer to this license and to the absence of any warranty ; and give any other recipients of the program a copy of this license along with the program

    您可以對所收受的本程式源碼，無論以何種媒介，復制與散布其完整的重製物，然而您必須符合以下要件：以顯著及適當的方式在每一份重製物上發布適當的著作權標示及無擔保聲明；維持所有有關本授權以及無擔保聲明的原貌；並將本授權的副本連同本程式一併交付予其他任一位本程式的收受者。
  12. After the sources of the audit expectation gap being examined, namely, the deviation of the public understanding and the inability of auditing departments to live up to the expectation of the public, three measures are proposed to bridge the gap : firstly, to enhance the validity of audit market ; secondly, to consolidate audit theory ; thirdly, to keep strict control on the audit departments and improve auditor ' s professional discretion

    摘要當人們研究了審計期望差距產生的根源，即公眾認識偏差及審計行業的能力無法滿足公眾對審計的要求因素之後，就會提出縮小審計期望差距的措施：一要增強審計市場的有效性；二要完善審計理論體系；三要加強事務所約束機制，促使審計人員保持職業謹鎮。
  13. This thesis is directed against the reality that there is no powerful laws to direct the exploitation, utilization, protection and management of our country ' s ecological resources. according to the theory of the legislation and references on relevant laws and regulations home and abroad. this thesis strives to draw up the law to protect ecological resources, which is suitable to the state of our country as soon as possible

    本論文針對我國生態資源開發、利用、保護與管理無得力法規可循的現實，根據立法學的理論，參照國外環境法和我國的資源法、環境法及有關法規，力求為盡快制定適合我國國情的生態資源保護法，保障生態資源的可持續發展做一些有益的探索。
  14. In the future years, oil is still a primary energy of the world, world oil resource situation will not happen fundamental change and international oil supplying and demanding will keep long - term balance. also due to the function of market mechanism, long - term oil price inevitable behave rise current, but it will not rise infinite

    未來幾十年，石油仍然是世界的主要能源，世界石油資源格局不會有根本性的變化，國際石油供需將保持長期平衡，同時由於市場機製作用，長期石油價格必然呈上升趨勢，但不會無限上升。
  15. ( 3 ) for the wireless channels subject to several types of fading existing in different time scales, the dynamics of channel conditions are decoupled into two random processes with different mathematic properties in different time scales. two algorithms in this scheme are proposed to dealing with each time scale : the resource optimizer allocates the resource to maximize the total revenue with price fairness and provide qos guarantees to applications, and the slot scheduler exploits the time variability of

    （ 3 ）針對無線通道衰落的多時間尺度特性，將通道條件snr分解到不同時間尺度上，在不同時間尺度上針對不同的衰落特性來設計不同的演算法，完成不同的任務：在大時間尺度（幀）上進行資源分配，面向應用提供qos保證，保持應用間price公平性的情況下，尋求系統總收益utility的最大化；在小時間尺度（時隙）上進行時隙調度，利用各用戶通道容量的時變性，使各用戶獲得比平均通道條件情況下更高的吞吐量。
  16. Transformer has characteristics of holding constant output power, it especially adapted with hid lamp. it is easy enter into the field of lighting industry. hanzhiyuan lighting equipment co., a deriving company

    品的創新發展上，做到「人無我有人有我新」 ，保持公司在電源領域的技術領先地位。
  17. In the qualitative, quantitative and directional way, successful factors, such as the superiority of marketing, the superiority of resource, the superiority of consumption, and the advantage of corporations supporting, etc, were described, and six important background factors, include of the increasing consumption, the competition from milk market, the challenge of joining into wto, the adjustment of industry structure, the winning against oneself, and accelerating development, were analyzed. new objects were put forward, that is, high quality, rationalizatio n of region distribution, having a core of brand, trade penetrating into various area, diversification of product exploitation, internationalization of preponderant product, and orientating function in market. development of tianjin milk industry should be based on materials and base, take resource integrating and market regulating as means, take trade infiltrating and product development as support, take specialization, industrialization, collectivization and internationalization as orientation, take the development of international milk corporation as mode, and take " creating name brand, entering the first - ten corporation of milk industry " as object

    本文在廣泛調查研究的基礎上，圍繞天津奶業發展，全面客觀地評價了天津奶業發展現狀，採用定性、定位、定量和定向的方法，描述了天津奶業作為城郊型奶業在競爭中形成的市場優勢、資源優勢、消費優勢、龍頭企業依託優勢、外資企業進入優勢、奶類項目援助優勢等眾多成功因素，分析了天津奶業未來保持產業領先地位必須認真對待的消費需求增長、乳業市場競爭、迎接入世挑戰、產業結構調整、克服自身劣勢、促進跨越發展的六大背景因素，提出了天津奶業新一輪發展瞄準優質生產無抗化、區域布局合理化、品牌整合核心化、行業滲透多角化、產品開發多樣化、高點對接國際化、市場避強導向化的目標定位和以原料、基地為基礎、以資源整合和市場調整為手段、以行業滲透和產品開發為支撐、以專業化、產業化、集團化、規模化、國際化的發展道路為方向，以國際乳品企業的發展為模式，以「創造一流品牌、跨入乳業十強」為目標的天津奶業發展思路，以及天津奶業二十一世紀前十年和前二十年兩大階段奶牛養殖的五大奮斗目標和區域布局原則，最後有針對性地提出飼養模式選擇、全流程安全生產、產業化龍頭培育、學生飲用奶推廣、政策扶持等促進天津奶業成長的對策措施。
  18. Enterprises should establish a " dumbbell " and flat organization construction, a talent - considering personnel - recruiting system. they should also conduct strict, effective and flexible administration as well as improve information and technology to make administration informationized. s. management innovation : enterprises should choose proper field and appropriate competitive strategies

    在資本運作方面，企業既要善於利用本企業己有的有形資產和無形資產通過金融市場和資本市場籌措企業生產經營所需資金，又要善於保持合理的資本結構，還要通過兼購重組，優化資本（資源）結構，同時防止競爭對手惡意並購。
  19. First, the paper researches the format and semantic features of iso apt in detail, next, applies regular expression to describe the definition of apt ’ s tokens and uses context - free grammar to describe apt ’ s syntax rules, last, designs the intermediate code format which keeps on the source code semantic and designs a complete module to check lexical and syntax errors of nc code by using modern compiling techniques

    在代碼預處理技術方面，詳細研究了標準數控代碼語言的格式和語義並採用現代編譯技術中的正則表達式和上下文無關文法分別描述了標準數控代碼語言的記號定義和語法結構定義;設計了保持源代碼語義的中間標準數控代碼格式，在此基礎上，設計並構建了數控代碼的詞法和語法檢查模塊。
  20. The input supply voltage may vary above or below the output voltage and the output will remain in regulation by automatically selecting step - up or step - down operation mode

    無論輸入電源電壓高於或者低於輸出電壓，輸出電壓都能通過自動選擇降壓或者升壓模式保持恆定。
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