source activity 中文意思是什麼

source activity 解釋
源的放射性
  • source : n 1 源頭,水源,源泉。2 根源,本源;來源。3 原因;出處;原始資料。4 提供消息的人。5 血統。vt 〈美...
  • activity : n. 1. 活動;活躍;動作;活動力;能動性。2. 活性;放射性。3. 機能,功能。4. 〈美國〉機構。5. 〈pl. 〉 活動范圍。
  1. And the characteristics of each algorithm are analyzed theoretically. according to this analysis, a new pixel - level fusion algorithm based on the activity and similarity of source images is proposed and its performance is tested to be superior to the congeneric algorithms

    在以上分析的基礎之上,作者提出了一種基於源圖象活躍度和相似度的像素級融合演算法,經過實驗比較證明該演算法的融合結果質量較同類演算法有大幅度的提高。
  2. Abstract : numerous mushrooms are toxic to insects. to identify the chemicals involved in insecticidal activity, the toxicity of 14 species has b een studied for water solubility, thermolability, and dialysis. the data strongly s uggest that proteins are responsible for most of the insecticidal avtivity in mu shroom fruitbodies and may be a source of genes available for plant protection a gainst insects. among proteins, lectins and haemolysins are good insecticide candi dates because the toxicities are not affected by protease

    文摘:許多蘑菇都對昆蟲表現出毒性.為了證實與殺蟲毒性有關的化合物,對14種蘑菇的毒性在水溶性、熱敏性和可透析性等方面進行了研究.研究數據表明,蛋白質對大多數蘑菇子實體的殺蟲活性起著重要作用,也許是一種可以用於植物抵抗害蟲的基因源.在數種蛋白質中,凝集素和溶血素因不受蛋白酶的影響而成為良好的殺蟲劑候選材料
  3. Numerous mushrooms are toxic to insects. to identify the chemicals involved in insecticidal activity, the toxicity of 14 species has b een studied for water solubility, thermolability, and dialysis. the data strongly s uggest that proteins are responsible for most of the insecticidal avtivity in mu shroom fruitbodies and may be a source of genes available for plant protection a gainst insects. among proteins, lectins and haemolysins are good insecticide candi dates because the toxicities are not affected by protease

    許多蘑菇都對昆蟲表現出毒性.為了證實與殺蟲毒性有關的化合物,對14種蘑菇的毒性在水溶性、熱敏性和可透析性等方面進行了研究.研究數據表明,蛋白質對大多數蘑菇子實體的殺蟲活性起著重要作用,也許是一種可以用於植物抵抗害蟲的基因源.在數種蛋白質中,凝集素和溶血素因不受蛋白酶的影響而成為良好的殺蟲劑候選材料
  4. This experiment passing to grope for the carbon source constitutes of the culture medium and using t. reesei rut c - 30 induced the expression of # - mannanase ( # - 1, 4 - mannan mannohydrolase ec 3. 2. 1. 78 ). in this experiment i put the constant carbon source ( lactose and locust bean gum ) in the foundation culture medium ( mandels nourishment liquid ) of t. reesei rut c - 30, then proceeded the variable carbon source ( dragon spruce fiber, com rush pith fiber, wheat straw fiber, wheat straw xylan, corn rush pith xylan, dragon spruce mannan ) to single factor, double factor, three factor, four factor and five factor orthogonal experiment. 1 determined the activity of p - mannanase using locost bean gum as substract by the 3, 5 - dinitosalicylic acid method, and observed the growing situation of the gernic at the end i selected the directions for the inducement expression of the # ? mannanase from trichoderma reesei rut - c30 that contained the dragon spruce fiber, wheat straw xylan, dragon spruce mannan

    在里氏木霉rutc - 30的基礎培養基( mandels營養液)中加入固定碳源乳糖和槐豆膠,然後將可變碳源(雲杉纖維、玉米芯纖維、麥桿纖維、麥桿木聚糖、玉米芯木聚糖、雲杉甘露聚糖)進行單因子、雙因子、三因子、四因子、五因子的里氏木霉rutc - 30正交培養實驗,並以槐豆膠為底物用3 , 5二硝基水楊酸法測定培養液中?甘露聚糖酶的活力。從而確定了酶活最高且菌體生長良好的含雲杉纖維、麥桿木聚糖和雲杉甘露聚糖的誘導培養基為最佳培養基,用該培養基培養的里氏木霉( t . reesei ) rutc - 30使其轉錄的-甘露聚糖酶( - 1 , 4 - mannanmannohydrolaseec3 . 2 . 1 . 78 ) mrna量能夠滿足rt - pcr的要求。
  5. Students practise gathering data for an essay. this unit focuses on an essay on vivisection and in this activity students go to the website to source information

    學生練習收集文章的資料。本單元著重寫一篇關于活體解剖的文章,學生可以上網去搜索資料。
  6. According to the project of adaptive multi - rate speech coding ( amr ) being put forward by the third generation group of the mobile communication, this paper takes the principle of the speech arithmetic as the base, studies the technologies including the source controlled rate, voice activity detector, comfort noise and the error concealment unit in amr, discusses its the characteristic of adaptation and analyses its performances particularly. amr c codes are researched carefully through the modules being divided into and debugged under the tms320c54x provided by the ti corporation, and optimized in selecting the method of c code embedded assembler codes and simplified in the search codebook combining with the theory of speech coding, which are based on the realization about theory and practice of the optimization of amr speech coding

    從自適應多碼率語音編碼演算法的c代碼出發,對它進行模塊劃分後作了系統分析,將其在vc下調試通過,進一步在ti公司提供的tms320c54x環境中進行調試,結合語音編碼理論,對演算法進行優化,採用了在c代碼中嵌入匯編和簡化自適應碼本和固定碼本搜索的方法,部分地提高了c代碼效率,為實現自適應多碼率語音編碼的優化奠定了理論和實踐基礎。
  7. This article, according to a number of source materials, discusses the criticism on relativity, and analyzes the character and method of the critical activity

    文章根據有關原始資料,比較系統地討論了這一時期對于相對論的批判情況,並對這一批判活動的性質及方法作了初步分析。
  8. It was found that b - 6 isolated by the method of distinct zone of clearing in cellulose - congo red agar medium combined with measuring the enzyme activity of liquid culture filtrates had comparatively higher cellulase activity. by measuring activity of cellulase of strains growing in medium with different carbon sources and of washed mycelium induced by different carbon sources in certain time, it found that the formation of cellulase was regulated by the nature of the carbon source used for b - 6 and as3. 3711

    真菌纖維素酶是一種誘導酶,碳源同時也是主要的誘導物來源,為了研究碳源對真菌纖維素酶合成的誘導機理,本文利用液體生長培養和洗滌菌絲誘導培養法研究了不同碳源對兩菌株的誘導特性,並用電泳分析法研究了不同碳源的誘導酶譜。
  9. Certain specified individuals who are expressly authorized by an agreement between the sarc product manager and sarc development manager may give, receive or exchange viruses or virus source code with other bona fide virus researchers and anti - virus product developers, whose trustworthiness has been established by experience or analysis, provided that this activity is well supervised, monitored, and logged

    某些通過sarc產品經理和開發經理之間簽訂協議而獲得明確授權的指定個人可以與其他誠實信用的病毒研究人員和反病毒產品開發商進行病毒或病毒源代碼的收發或交換活動,只要這些活動被嚴格監督、監控,並完備地進行了記錄備案。
  10. It seems that submarine magmatism and hydrothermal activity provided abundant ore - forming material for partly strata of mogaganri and yanshiping formations during the extension of bangongcuo - nujian marginal sea in early - middle jurassic. therefore parts of jurassic mogaganri and yanshiping formations became original source of ore - forming material. in later early jurassic, the collision and collage between qiangtang block and nianqing - tanggula block made favorable conditions in geological structure, magma and ore - forming fluids for the formation of gold deposits

    在早-中侏羅世班公錯?怒江邊緣海擴張過程中,海底巖漿及其熱液作用,為侏羅系木嘎崗日群和雁石坪群部分層位提供了大量的礦源,使其成為初始礦源層;早白堊世晚期,羌塘地塊和岡底斯?念青唐古拉地塊碰撞拼貼,造成了有利的構造條件、巖漿條件、成礦流體條件,形成礦床。
  11. Analysis of activity of p - galactosidase showed that cryld - lacz expressed differently in the same host because of different carbon sources and differenly in different hosts utlizing same carbon sources, suggesting that metabolism pathway of carbon source in hd - 133 - 5 was special

    首次報道了cry1d - lacz在同一菌株中的表達因碳源不同而異,在碳源相同的條件下不同菌株的表達也不相同,而衍生菌株hd - 133 - 5的代謝途徑非常特殊。
  12. On the basis of analysis and comparison between two drills, one in the center of bohai sea, another near the west shore of bohai sea, ultra - long electromagnetic wave remote sensing can be applied to forecast the interfaces between the different rocks, and help to choose the location of drill and drilling plan. the ultra - long electromagnetic remote sensing also can be applied to general investigation in the prospecting area and organizing the structural map on the basis of the profiles and plane. based on the analysis of the ultra - long electromagnetic wave curves from tanggu to dalian, the geological body to effect the high gravity and magnetic anomalies could be a mafic intrusion. the magma activity provided the heat source to organic maturation in the center of bohai sea, so the center of bohai sea could be the prospection of deep gas in bohai sea

    根據渤海西岸和渤海中部兩口探井的探測和對比實驗分析,利用超長電磁波遙測技術可以根據已知探井的探測對比分析預測新探井的巖性界面,協助井位的選址和設計。另外,利用超長電磁波的探測技術可以從剖面和平面上對遠景區進行普查性探測,編制遠景區的構造圖。根據塘沽-大連探測的超長電磁波頻譜曲線剖面對比分析,證實引起渤海中部重磁異常高的地質體可能是基性超基性巖體。
  13. The results showed that temperature 25 - 30, ph7. 0, anaerobic and illuminated conditions were optimum for decolorization. when reactive violet kbr was decolorized as sole source of carbon and energy of n strain, the decolorization rate of reactive violet kbr was significantly correlative to cell concentration, however the decolorization specific activity of n strains was not affected markedly by cell concentration

    結果表明,該菌株生長細胞脫色的最佳條件為溫度25 - 30 , ph7 ,厭氧條件下的脫色率遠遠高於好氧條件下的脫色率。染料作為該菌株唯一的碳源和能源脫色時,脫色率與細胞濃度呈極顯著相關,細菌脫色比活率保持在較恆定的水平。
  14. The influence of preparing conditions on aluminum titanate composing was inquired. by analyzing element content of alumina and titania source, arranging a stoichiometric dosage, and keeping the chemical homogeneity from sol to mixed ti - al oxide precursor, a high activity powder was prepared. after calcining the precursor powder at 1250 for 2h, aluminum titanate phase is formed

    本試驗通過準確測定起始物的ti 、 al含量,嚴格化學配比,採取適當措施將微尺度上的組成均勻性從溶膠一直保持到混合鋁鈦氧化物前驅體的生成,使該粉體具有高活性,將其在1250煅燒2h ,已合成出以鈦酸鋁為主晶相的產物,比文獻報道的鈦酸鋁相的最低生成溫度降低了50 。
  15. ( 2 ) mice ' s activity of cu, zn - sod and cp were not affected significantly by dietary cu source, mice ' s activity of cu, zn - sod and cp increased by dietary supplemental copper

    ( 2 )飼糧銅源對小鼠血清銅鋅超氧化物歧化酶活性和血清銅藍蛋白活性沒有顯著影響。
  16. Analyzing on sequence characteristics, earthquake source, medium rupture characteristics, source conditions, historical seismicity, regional earthquakes and anomaly change of precursor data, etc., we know well regional background of seismic activity before the m ( subscript s ) 6. 1 the earthquake and judge earthquake situation trend after the m ( subscript s ) 6. 1 the earthquake

    摘要通過分析昭蘇6 . 1級地震序列特徵、震源與介質破裂特性、震源環境與歷史地震活動類比及區域地震和前兆資料的異常變化等,對該震前的區域地震活動背景、震后的震情趨勢等有了較為細致的了解和判定。
  17. On the basis of s & t management activity law, this paper preliminary make mechanism and course analysis of s & t management ' s cause formation mechanism - evolution course - forewarning controls. this paper try to reveal in favorable circumstance the identifying and defending fault mechanism and in adverse circumstance controlling and solving fault mechanism of the s & t management activity in s & t department ' s, in order to build the forewarning management system in the s & t management organization and control the emergence signs of different fault in s & t management activity. this paper study the source, reason influence of the fault in s & t management and analyses the defending measures to s & t management faults, to make the s & t department be able to predict potential risk and crisis of s & t itself and also in s & t management, then adopt the corresponding countermeasure, guarantee that s & t management activity is on the safe orbit

    本文嘗試著從預警管理的角度去分析科技管理中出現的問題,將預警管理思想置入科技管理的框架之中,在把握科技管理活動規律的基礎上,初步對科技管理失誤的成因機理? ?發展過程? ?預警控制進行機理性分析和過程性分析,力圖揭示科技管理部門在科技管理活動順境中的識錯防錯機理和逆境中治錯化錯的機理,意在科技管理組織中構建預警管理系統,來監控科技管理活動中的各種失誤現象的發生徵兆,通過研究科技管理中失誤的來源、原因、影響,探析科技管理失誤的預防措施,使科技管理部門能夠預見科學技術本身及科技管理中潛在的風險和危機,從而採取相應的對策,保證科技管理活動處于安全的運行軌道上。
  18. Based on the comparative study of yingen - ejinaqi basin and erlian basin from the aspects of mesozoic strata, regional structures, magmatic activity, source rocks, reservoir, oil and gas reservoir formation characteristics, oil and gas distribution, and deep crustal structure, it shows that these two basins are similar to each other in regional geology amid petroleum geological features

    摘要通過對銀根額濟納旗盆地與二連盆地的中生代地層、區域地質構造、巖漿活動、烴源巖、儲層、油氣成藏特徵、油氣分佈規律及深部地殼構造等的研究,表明兩盆地的區域地質及石油地質特徵具有相似性。
  19. Drug trafficking, money laundering and other organized criminal activity in nigeria remain a major source of concern to the united states. progress over the past year on anti - money laundering controls is welcomed but much needs to be done to make those controls effective

    布希總統在致國務卿的備忘錄中指出,中國不再被列入名單的原因是, 「沒有足夠的證據說明中國是嚴重危害美國的非法毒品主要來源地或中轉國」 。
  20. It poses a challenge to researchers of this field who try to extract the useful information reflecting brain state from eeg recordings. recent efforts to sources identification and artifacts segregation have focused mostly on performing spatial segregation and localization of source activity

    長期以來,研究者們已經提出了很多腦電消噪的方法(大多集中在時頻域) ,但遺憾的是情況並未得到明顯的改善。
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