鹽鍵 的英文怎麼說

中文拼音 [yánjiàn]
鹽鍵 英文
salt bond
  • : 名詞1. (食鹽; 鹽類) salt 2. (姓氏) a surname
  • : 名詞1 [機械工程] (使軸與齒輪、皮帶輪等連接並固定在一起的零件) key 2 [書面語] (插門的金屬棍子)...
  1. It is an important that bacteria contaminated vaccine in the biologicals production. we collected 703 samples of cell culture, virus cultivation and harvest which were contaminated by bacteria during poliovaccine production within two years. we checked these samples by bacteriological method and antibiotics sensitivity tests were done. it shows that 1 ) the main contaminated bacteria come from staphylococci, bacilli and streptococci of environment in the poliovaccine production. 2 ) it is effect that antibiotics to contaminated bacteria are doxycycline, albiotic, prescription 2, cefotaxime na salt, gentamycin, neomycin, aureomycin and erythromycin

    在疫苗生產實踐中,細菌污染是影響疫苗質量和產量的關性因素,筆者通過了兩年左右的時間,選取正常生產中零星細菌污染的細胞培養瓶、病毒培養瓶及收毒污染樣品等共703份,進行細菌學檢查,並對造成污染的主要細菌種類進行了各種抗菌藥物的耐藥性實驗,結果表明:我所脊灰疫苗生產中主要的污染威脅來自環境中的葡萄球菌,潛在威脅是桿菌和鏈球菌;強力黴素、林可黴素、配方2 、噻孢黴素鈉、慶大黴素、新黴素、金黴素和紅黴素等抗生素對目前引起污染優勢細菌-葡萄球菌有明顯的抑菌效果,可作為疫苗生產后備抗菌手段參考
  2. A novel ring - enlargement oxidation of polyphenyl substituted cyclopentadienes in air ( or molecular oxygen ) promoted by perchloric acid was described, in which an oxygen atom was inserted into the cyclopentadiene - ring, forming a six - membered pyrylium salts

    摘要報導了空氣(或氧氣)存在的條件下,由高氯酸引發多苯基取代環戊二烯發生新穎的碳碳斷裂擴環反應,在此反應中,氧原子插人到環戊二烯環中形成相應的六元環吡喃類化合物。
  3. The article analyze the concrete drying shrinkage mechanism, find the major factors of affecting the drying shrinkage, analyze the lack of shrinkage reducing agent, who be of low molecular weight and line chain, design a new shrinkage reducing agent ? ? shrinkage reducing agent of poly - acrylate. the shrinkage reducing agent of poly - acrylate is mainly composed of crylic acid 、 cinnamene 、 poly - glycol 、 solicitating agent 、 chain transferring agent and activator, which come by these processes of polymerization 、 esterifing and neutralization to form a pectinate polymer, which have a high molecular weight and many poly - oxidative alkenes

    論文分析了混凝土乾燥收縮的機理,確定了影響乾燥收縮的關因素,分析已有低分子量的、直鏈型減縮劑的不足,設計了一種新型的減縮劑? ?聚丙烯酸類減縮劑,其主要由丙烯酸、苯乙烯、聚乙二醇、引發劑、鏈轉移劑、催化劑等經過聚合、酯化和中和反應,生成一種高分子量的、含聚氧化烯鏈的聚合物。
  4. 6 diversity fragmentation and evenness of ecological landscape in fukang increase with more utilization and development. the change of landscape pattern about land utilization is mainly area variation of plantation and wasteland in pluvial fan and alluvial plain, the key influence factors are the dynamic of soil moisture and salinity under the development of water and land resource

    6 、在阜康各景觀帶中,隨人為開發利用程度的增強,景觀多樣性、破碎度和均勻性增加;荒漠綠洲土地利用景觀生態格局的變化,集中體現在位於洪積扇與沖積平原的耕地和荒地面積變動上,關影響因子是水土資源利用下的土壤水動態變化。
  5. High salty, drought, freezing are the major environment conditions that affect the growth of plant and account for significant reductions in the yields of agriculturally crops. the key step to solve this problem is to culture the stress tolerance crops

    逆境脅迫,乾旱、高、低溫等是影響植物生長發育的主要因素,嚴重影響農作物的產量,解決這一難題的關技術是培育出優良的普適性抗作物。
  6. This paper unfolds engineering disposition and theoretical research of negative temperature high performance concrete ( nthpc ) with the damage of many factors motivation, the project background based on qing - zang railway engineering, which is one of four - emphasized engineering during the tenth five - plan. due to the difference of environment of construction and service between nthpc and ordinary concrete, and therefore durability of nthpc is required to higher level. at a first, nthpc must avoid frozen damage at early age and possess anti - freezing property at later period, in order to meet engineering practicable application need, and this are two emphasized and difficult problems, as for nthpc ; by means of mechanism analysis about deicing - agent ingredient and anti - freezing at early period, adopting composite technique routine of mineral addition + anti - freezing element + water - reducer4 - air - entraining + anti - erosion of steel component etc, based on orthogonal experimental approach, fd - 1 composite functional admixtu re was manufactured, which has more property and orientation on qing - zang railway

    負溫混凝土由於和普通混凝土在施工環境及服役環境上存在的差異,因此表現為比普通混凝土更為較高的耐久性要求;負溫混凝土首先要避免早期的凍害以及具備長期抗凍性能,才能夠滿足工程實際應用的要求,這也是負溫混凝土必須解決的兩大技術關;通過對目前常用防凍劑組分作用機理的分析研究及混凝土早期防凍機理探討,採用礦物外加劑+防凍組分+高效減水劑+引氣+阻銹組分功能復合的技術路線,通過正交試驗設計復配了適應青藏鐵路工程要求的專用多功能復合型外加劑fd - 1 ;並在此基礎上配製不同等級負溫高性能混凝土,開展一系列包括硫酸侵蝕、氯離子滲透、抗凍融循環、收縮及耐磨性等耐久性能研究;通過對fd - 1組分和摻量的調整,優化負溫混凝土在施工特性、力學指標和耐久性三個方面的兼容、協調性。
  7. As a hard - core part of epikarst ecosystem, soil makes a hinge action in the karst process. it forms a leach layer between rainfalls and carbonate and gives a great much time and space in the karst process. soil co2, a very pivotal factor in the karst dynamic factors, makes an action of driving forces in karst dynamic system

    土壤作為表層帶巖溶生態系統的核心部分,在巖溶過程中起著樞紐作用,它的存在使得大氣降水與碳酸巖之間形成一個「過濾層」 ,賦予巖溶作用更廣闊的時間和空間,其中土壤co _ 2是個非常關的因子,它是巖溶作用的重要物質來源,在巖溶動力系統中起著驅動力作用。
  8. The crucial component for making this material is an exotic solvent called 1 - butyl, 3 - methylimidazolium chloride

    製造這一材料的關組件是一種奇妙的溶劑,我們稱之為1 -丁基- 3 -甲基咪唑四氟硼酸
  9. We found it a key to pay attention to the facts of current efficiency as well as relative ferrate concentration and simplifying the procedure of precipitation and purification so as to raise the technique level of preparing ferrate ( vi ) by the method of electrolysis

    本文通過總結現有制備高鐵酸的工藝方法尤其是電解法的有關文獻發現,兼顧電流效率和相應的高鐵酸濃度水平以及簡化結晶純化手續是提高電解法制備高鐵酸工藝水平的關
  10. I think we ' ve hit a critical desalinization point

    我想我們達到了一個分稀釋的關點了
  11. The paper systematically discusses the mechanism for glycinebetaine to improve plant salt resistance and its research advances in genetic engineering at home and abroad as well as summarizing the research progresses about the key enzymes and their genetic engineering in glycinebetaine biosynthesis. it suggests that on the basis of further understanding the mechanism for glycinebetaine to improve plant salt resistance, the transformation of the genes relating to glycinebetaine biosynthesis should be carried out in major crops so that new plant varieties resistant to salt can be obtained

    系統地討論了甜菜堿在提高植物抗性中的作用機理及其國內外研究進展,並對甜菜堿生物合成過程中關酶及其遺傳工程的研究進展進行了綜述.提出在進一步弄清甜菜堿提高植物抗性作用機理的基礎上,應在重要作物中開展甜菜堿合成相關基因的導入,以期獲得耐植物新品種
  12. The creation of the first salt - tolerant crop addresses one of agriculture ' s key problems

    這次製造出第一種耐作物對解決農業方面的關問題給出了答案。
  13. Since the generated gas from gas source rocks is expelled in the form of separate phase, can it be useful for the form of pool. so, the expelling gas value of carbonate gas source rocks is more important, this paper, based on the principle of material balance, divide the tough problem of expelling hydrocarbon into relatively and easily investigated problems of gas hydrocarbon generation, residual and diffusion gas hydrocarbon and evaluate gas source rocks in temis of the magnitude of expelling gas ; hydrocarbon ( quantity of expelling gas = gas quantity of generation - adsorption - dissolving in oil - dissolving in water - diffusion )

    由於所生成的氣態烴只有從源巖中以游離相運移出來之後才能對氣藏的形成做出貢獻,因此對氣源巖的排氣能力的評價顯得猶為關。本文根據物質平衡法原理將比較棘手的排氣態烴問題,分解成相對較易考察的生氣態烴問題和殘留、耗散氣態烴的問題,以排氣量大小(排氣量=生氣量?吸附氣量?油溶氣量?水溶氣量?擴散氣量)為評價碳酸巖氣源巖標準。
  14. 7 topography and land use are main factors affecting the change of groundwater table, then influencing the redistribution of soil moisture and salinity. soil secondary salinization can be considered as the main factors that influence the stability of new oasis in alluvial plain

    7 、地形和土地利用是影響阜康荒漠綠洲地下水位變化的關因素,而地下水位的連續變化又影響了土壤水在空間上的分佈。
  15. Gain of erbium - doped optical waveguide amplifiers in phosphate glass has been researched

    本文對摻鉺磷酸波導放大器的關技術進行研究。
  16. Conclusion it is the key to ensuring effective treatment to correctly differentiate cerebal saltwasting syndrome ( csws ) and syndrome of inappropriate secretion of antidiuretic hormone ( siadh )

    結論正確區分腦性耗綜合征和抗利尿激素分泌不當綜合征是保證有效治療的關
  17. Research indicates that this idea is also applicable for the carbonate. to set up a suit of idea of travel time reading of carbonate interval and use real pressure data to correct it during plotting the normal compaction trend curve are rather important. the method is applied to the prediction of formation pressure in luojiazhai and dukouhe oilfield successfully

    研究認為,此種方法在碳酸巖剖面同樣適用,關是建立一套適合於碳酸巖剖面選取視泥巖層段的聲波時差讀值方法和在構建正常壓實趨勢線時,根據趨勢線所計算的泥巖段聲波時差值和實測正常壓力資料修正該趨勢線。
  18. The key technology of temporary or permanent storage of products and castoffs in underground salt cavern is to construct caverns, which would maintain their stability during a relative long period

    地下巖溶腔中儲存暫時性的或永久性的產品,關的技術就是要求所建造的溶腔具有相當長的時間保持穩定性。
  19. For reducing the water content of pore, the feasibility of drinking and cementing, and the key influence factors of drinking capability of fa - lime - sulfate system concrete pile molded in dry state are analyzed

    為了降低地下孔隙水含量,研究了粉煤灰-石灰-硫酸混凝土樁採用乾料形態成型后吸水硬化的可行性與關影響因素。
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