primary reaction 中文意思是什麼

primary reaction 解釋
初次反應
  • primary : adj 1 第一的,最初的,初級的;初等的;基本的;基層的。2 主要的,為首的,第一位的。3 原始的,根本...
  • reaction : n 1 反作用,反應;反沖;反動力。2 【政治學】反動,倒退;復古(運動)。3 【化學】反應,【物理學】...
  1. In this work, some species of palmae cultivated in the xiamen botanical garden had been selected to be analyzed their genetic diversity with rapd ( random amplified polymorphic dna ) technique. according to the result of genomic dna amplified with pcr ( polymerase chain reaction ), genetic distance and similarity between different palm species were calculated on nei " s estimate of similarity and genetic distance. a primary but first time research at the phylogenetic relationships of some genera and species, the molecular classification and identification of some puzzling species of palmae was carried out through upgma ( unweighted pair group mean average ) cluster analysis of the genetic distance together with comparative study of the morphological structure characteristics

    本文在初步調查分析了棕櫚科植物在我國的自然分佈、引種馴化情況以及該類植物在廈門地區栽培應用狀況的基礎上,首次採用rapd分子標記技術,對廈門萬石植物園引種的一些棕櫚科植物的遺傳多樣性進行了研究,根據pcr對基因組dna擴增的結果,用nei ' s相似性系數計算了不同植物間的遺傳距離和遺傳一致度,通過對遺傳距離的upgma聚類分析,並結合形態分類的特點,對棕櫚科植物的屬、種間的系統分類關系和一些疑難種的分類鑒定進行了初步研究。
  2. Abstract : seven major methods and their reaction characteristics for the synthesis of primary vicinal diamines starting from epoxides, and alkenes etc. are given in detail

    文摘:詳細綜述了從環氧化合物、烯烴等為起始原料合成一系列一級鄰二胺的七條主要路線,並比較了各條反應路線的特點。
  3. The primary of linear induction motor which drives the metro is installed on the chassis bogie, and because it is quite strict with laying down railway rail to use flat linear induction motor to drive metro, its secondary - - - - reaction board ( called induction board ), which is a kind of compound board of aluminum and steel, is fixed on the rail sleeper between the track. it is the airgap which is a gap between the primary and secondary of lim. the electromagnetic airgap is a very important parameter of lim

    利用有限元法對直線感應電動機二維非線性渦流場進行了數值計算,並在此基礎上,運用電磁場有限元分析的專用軟體ansoftmaxwell2d對單邊型直線感應電動機的瞬態特性進行了模擬分析,得到電機運行過程中的電磁推力、法向力、初級電流、氣隙磁密等曲線,通過改變直線電機參數,分析了電機氣隙對其瞬態性能的影響。
  4. Abstract : combined with fundamental characteristics of in - situ leaching mining, this paper presents primary factors influencing the reation rates, such as lixivant concentration, oxidizer, porosity, permeability, seepage volocity, structure of ore, minerals of competition, etc. the factors which influence the reaction rates of in - situ leaching have been discussed

    文摘:結合原地浸出工藝的特點,總結提出了影響原地浸出反應速率的主要因素,並就溶浸劑濃度、氧化劑、孔隙度、滲透系數、滲透速度,礦石的結構、構造及礦物的嵌布特徵,競爭礦物等對原地浸出反應的影響進行了分析與討論。
  5. Conclusion houttuynia eyedrop in the treatment of epidemic keratoconjunctivitis demonstrates excellent efficacy, rapid symptomatic relief, and with no adverse reaction, which is worth to be widely used in primary care hospitals

    結論採用魚腥草滴眼液治療流行性角膜結膜炎的療效確切,起效快,並無不良反應發生,值得在基層醫院廣泛推廣使用。
  6. The eutectic crystal al3fe often is " needle " shape or short line shape but the shape of primary crystal al3fe is relative to the adding amount of fe powder and the temperature of heat preservation stirring. while the adding amount of pure fe powder is few and the temperature of heat preservation stirring is higher than the temperature of liquidus of al - fe binary alloys equilibrium phase diagram, the reaction synthetical primary crystal al3fe exhibits short worm shape

    加入量少,保溫攪拌溫度在al - fe二元合金液相線以上,則形成的初晶al _ 3fe呈短蠕蟲狀; fe加入量大,保溫溫度在液相線以上,初晶al _ 3fe以平面方式生長,復合材料中的初晶al _ 3fe呈塊狀或粒狀,尺寸較大( 10 m以下) 。
  7. The fitness of four negative electrode materials such as al, fe, zn, cd, and of six membranes materials : microfiber glass mat separator, polyethylene, polypropylene, polyvinyl chloride, vinylon, soapnated cellulose acetate, and of four current collects : carbon fiber ; nickel foam ; nickel foam sthongthened by iron wire net, punched silver grid in the super - iron alkaline batteries was comparatively studied. the influence of two storaged method ( with and without electrolyte ) and two impurities ( zno, fe ( oh ) 3 ) to the experiment cell ' s self - discharge nature was also comparatively studied. at last, the nature of discharge. structure and electrochemistry of experimental cell with k2feo4 as cathode active material prepared by three different methods : high temperature reaction, hypochlorite oxidizing and electrolysis, was comparative ly studied. we can conclude : i ) the open - circuit potential and the flat of work potential and the percent of capacity of k2feo4 till 1. 0v during the discharge at constant load of experimental cells decreased by the order of al / k2feo4, zn / k2feo4, cd / k2feo4, fe / k2feo4. as for the nature of charge - discharge cycle, cd / k2feo4 fe / k2feo4 zn / k2feo4. in water solute electrolyte, although al / k2feo4 can n ' t be used as storage battery, it have great potential as primary cell or storage cell from the aspect of its discharge capacity. discharge power

    採用組裝實驗電池、 x -射線衍射( xrd )和循環伏安( cv )的方法,從實驗電池的放電特性、充放電循環特性、自放電特性,不同高鐵酸鹽的結構特性和電化學特性幾個方面,對4種金屬負極材料( al 、 fe 、 zn 、 cd ) 、 6種隔膜材料(復合玻璃纖維、幅射接枝聚乙烯、改性聚丙烯、聚氯乙烯、維尼綸無紡布、皂化再生纖維素) 、 4種集流體材料(泡沫鎳、以鐵網為加強層的泡沫鎳、切拉銀網、炭纖維編織網)在堿性高鐵電池中的適用性進行了比較研究;對2種雜質組分( zno 、 fe ( oh ) _ 3 )和2類不同貯存方式(干、濕)對實驗電池自放電特性的影響進行了比較研究;對3種方法(高溫固相反應、次氯酸鹽氧化、直流電解)所制k _ 2feo _ 4的實驗電池的放電特性、結構特性和電化學性能進行了比較研究。
  8. Moreover, the thesis analyses the necessity and scientificity of classifying the staff to knowledge worker and non - knowledge worker from the character of this two kinds of staff, and the existing theory localization of job stress and management. secondly, researches the knowledge worker and non - knowledge worker, obtains the new data by questionnaire, analyses the job stressor of these two kinds of stuff in china organization and the character of their pressure reaction, compares the differences of their apperception to the job stressor and the reaction to pressure provocation by analyses of correlation and analyses of regression. thirdly, according to the result of demonstration research, analyzes the character of job stress of the knowledge worker and non - knowledge worke, indicates the primary and subordinate work pressure of these two kinds of staff presently in our country 。 fourthly, aiming at the character of work pressure of these two kinds of staff, brings forward the principles of pressure management on organization lay, and the prompting management strategy in order to forming positive pressure as well as the controlling management strategy in order to preventing or removing or minishing negative pressure

    具體的研究工作如下:一、概述了知識員工、非知識員工以及工作壓力的相關理論,並從知識員工與非知識員工的工作特徵和現有的工作壓力及管理理論的局限性入手,分析了在我國工作壓力及管理領域中,將員工分為知識型與非知識型兩大類來進行研究的必要性和科學性;二、以我國企、事業單位中的知識員工與非知識員工為調查對象,通過問卷方式獲取新鮮數據,並通過數理統計方法分析目前我國這兩類員工群體所面臨的壓力源及其壓力反應的特點,通過相關分析和回歸分析比較他們對工作壓力源的感知、對壓力刺激的反應的差異;三、根據實證研究結果,分析知識員工與非知識員工的工作壓力特點,分別指出目前我國組織中這兩類員工所承擔的主要、次要工作壓力;四、針對這兩類員工的工作壓力特點,從組織層面提出了壓力管理的原則、旨在形成積極壓力的激勵管理策略,以及能起到預防、消除或者減小消極工作壓力作用的控制管理策略。
  9. The model of primary battery theory was built to explain the mechanism of improving uniformity of copper powders. as the two different particles closing up, primary battery reaction happened because of the

    使原來存在大量扭折、臺階等缺陷的銅晶得到晶格修補,使晶格完美化生長,從而一定程度上提高了其抗氧化溫度。
  10. The results show that the contribution of direct capture is primary in the interested temperature range of astrophysics. toward the 12c ( n, y ) 13c reaction, our calculations are good agreement with a recent experiment at low energy. a obvious enhancement of the cross section of 12c ( n, y ) 13c first excited state has been found, and it supports that the first excited state 1 / 2 + of 13c is a neutron halo state which has been found experimentally by our department group

    對于第一個核反應,我們計算了直接俘獲過程以及兩個共振態的俘獲截面和總截面,我們的計算結果顯示,在天體感興趣的溫度范圍內,直接俘獲過程對總截面的貢獻是主要的;對于第二個反應,我們的計算結果與已有的實驗結果符合的較好,其中~ ( 12 ) c ( n , ) ~ ( 13 ) c的第一激發態計算結果顯示出截面有明顯增大,這從理論上支持了我所關于~ ( 13 ) c第一激發態具暈結構的實驗發現,這是國際上第一次在激發態中發現暈結構。
  11. As expected, this produced a reaction in the olfactory neurons, the primary sensory neurons in the nose that perceive odors

    和預期的結果一樣,這一刺激引起嗅覺神經的一個反應,即鼻內基本感覺神經元感知到氣味。
  12. Microcalorimetric study of the extraction oscillation reaction of hydrochloric acid and phosphoric acid by primary amne n1923 in chloroform

    1923氯仿萃取鹽酸和磷酸振蕩反應的量熱法研究
  13. But the primers designed for vvibdv can only amplify vvibdv strains. so we can typing strains between vvibdv and cibdv by using vvibdv - specific primers by one reaction. typing the pathotype of field ibdv in guangxi, 23 field sample " fragments were amplified by the primary rt - pcr or nested - pcr. they were cleaved with sspl and sacl

    第三,應用本研究建立的rea和vvibdv型特異性rtpcr技術,對34份采自廣西不同地區的ibdv病料,其中pcr反應陽性的23份的pcr產物,進行酶切分型和特異性引物擴增。
  14. Eucalyptus reduces the primary phase of infection reaction in terms of time and severity

    桉樹更可減輕感染初期病情的嚴重性和時間。
  15. Antibody, which was coated to ps - mpm by using immunology method, reacted to special corresponding antigen. the heat change in the adsorption process of antibody to mpm and the reaction process to antigen were measured by using microcalorimetry. the adsorption mechanism and the special reaction were analyzed, which established the primary base of profound study on the aspect of biology application for mpm

    本文採用免疫學方法,在聚苯乙烯磁性微球表面包覆了抗體,並與武漢理一1幾大學碩十學位論文特定的抗原發生特異性反應,利用tamair等溫微量熱檢測儀測量了微球與抗體吸附過程及與抗原發生特異性反應過程中的熱量變化,探討了微球與抗體之間的吸附機理和與抗原之間的特異性反應,為更為深入地研究磁性微球在生物方面的應用奠定基礎。
  16. Primary back reaction

    初級反酌
  17. Used solid - liquid reaction synthesis technology and stirring casting and metal mold chilling processing, al3fe particles and al3fe + al2o3 particles reinforced pure al matrix in - situ composites are fabricated. the metallography analysis shows that the intermetallic al3fe exhibits two kinds of crystalline state - primary crystal al3fe and eutectic crystal al3fe - in al + fe reaction synthetical al matrix in - situ composites

    利用固-液反應合成技術和攪拌技術,並結合金屬型激冷鑄造工藝,制備出了al _ 3fe粒子、 al _ 3fe粒子+ al _ 2o _ 3微粒強化的純al基原位復合材料。
  18. Heat produced by burning coke is used to continue the primary reaction as the hot catalyst is circulated back to the reactor and provides the heat of reaction for the cracking reaction

    燃燒的焦炭所產生的熱量使主反應持續地進行,同時熱的催化劑流通回到反應器並為之提供熱量。
  19. Primary circular reaction

    初期循環反應
  20. Primary batteries are used once and then discarded ; secondary batteries operate from a mostly reversible chemical reaction and can be recharged several times

    一次電池使用過一次就被丟棄;二次電池以一種(通常是)可逆的化學反應工作,可以多次充電。
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