有化學活性的 的英文怎麼說

中文拼音 [yǒuhuàxuéhuóxìngde]
有化學活性的 英文
aggressive
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
  • : Ⅰ動詞1 (生存; 有生命) live 2 [書面語](救活) save (the life of a person):活人無算 (of a goo...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 4次方是 The fourth power of 2 is direction
  • 活性 : [化學] activity; active; activated活性肥料 active fertilizer; 活性酵母 active dry yeast; 活性粘土...
  1. The results indicated that the synthetic mviia was reduced and oxidized in a buffer containing acetamide / guanidine hydrochloride by air oxidization in the room temperature and obtained a relatively well oxidization result, the synthetic mviia showed 100 % of physiological activity of native mviia, but obtained 1 % product of synthetic crude peptide

    結果表明,合成mviia在乙酸胺/鹽酸胍緩沖體系,室溫下採用空氣氧法時獲得了較好結果,合成復mviia幾乎具天然mviia100生物,但產率只1左右。
  2. The first part of this study is polyphasic taxonomy analysis of the thirteen strains which have herbicidal activities. the polyphasic taxonomy methods include morphology, cytochemistry, dna g + c mol %, phylogenetic analysis of 16s rdna sequences and physiological and biochemical experiments

    本實驗第一部分對具除草13株放線菌( 40001 40013 )進行了系統多相分類研究,採用了形態、細胞組分、 dnag + cmol 、 16srdna序列分析及生理生實驗等技術方法。
  3. The change of agglutinating activity, cd spectrum and fls of lra in different temperature, ph and different chemicals indicated that lra had partial hemagglutinating activity at ph2. 0 ( 50 % ), a temperature above 100 ( 60 % ) and after modified by n - bromosuccinimide ( mbs ), the activity lost completely, modified by depc, the lra had a little activity, the other groups modified such as arg, tyr, glu, asp did n ' t effect the hemagglutinating activity of lra. the result indicated that trp residues were essential to the hemagglutinating activity and were involved in carbohydrate - binding site

    研究不同溫度、 ph和基團特異修飾后lra凝血和促淋巴細胞絲分裂、圓二色譜和熒光光譜,當溫度達80以上時,開始下降,到100時60 %保留:當ph為2時,保留50 % , ph為4一12對影響不大;用nbs修飾trp后, t即旦一叫睬基破壞使完全喪失,表明trp對凝血是至關重要, arg 、 tyr 、 glu 、 asp被修飾后, lra凝血並未受到大影響,但tyr修飾后lra絲分裂降低
  4. But in contrast of the research of chemical weathering of other rocks, such as granites and basalts, the research of chemical weathering of black shales both in width and depth still remains much to advance. after reading and investigating widely, we selected lower - cambrian black shales and their weathering profiles in hunan province as research objects of our work at first. then, based on field investigation of weathering status of lower - cambrian black shales and it ' s relationship with soil composition and human activities in hunan, we studied changes of chemical composition such as major and trace elements before and after weathering of black shales by comparison

    根據文獻閱讀和野外調查,本文選擇了湖南安、桃江、望城等地下寒武統黑色頁巖及關風剖面作為研究對象,並在查明湖南下寒武統黑色頁巖現狀及其與土壤組成、人類關系基礎上,對比研究了黑色頁巖風前後主量和微量元素等組成,探討了元素富集和遷移轉機制以及黑色頁巖風與區域環境質量關系,得出了如下幾點主要成果和認識: ( 1 ) ti是黑色頁巖風過程中「不動」元素,可作為參照元素,對其它元素進行質量平衡計算。
  5. The expressed apoe protein in central neuronal system functions potentially in deposition and clearance of amyloidal peptide, sustaining the stabilization of microtubule proteins, cellular signal transduction, immune regulation, glucose metabolism and oxidation stress. apoe plays a key biological active role in vivo

    中樞神經系統中apoe對腦組織澱粉樣蛋白沉積與清除、微管蛋白穩定維持、細胞信號轉導、免疫調節、葡萄糖代謝、氧應激等都潛在作用, apoe在體內發揮十分重要生物
  6. We have prepared a series of neodymium binary / ternary complexes, such as nd ( acac ) 3 ' 2h2o, nd ( tfa ) 3 ' 2h2o, nd ( hfa ) 3 ' 2h2o, nd ( dbm ) 3 ' h2o, nd ( acac ) 3phen, nd ( tfa ) 3phen, nd ( hfa ) 3phen, nd ( dbm ) 3phen, nd ( tta ) 3 ( tppo ) 2, nd ( hfa ) 3 ( tppo ) 2, nd ( acac ) 4hpy, nd ( tta ) 4hpy and ndq3. the effects of organic ligands, synergistic coordination agents and different substitution groups for - diketones on effective line width and photoluminescence intensity of neodymium complexes were investigated. the photoluminescence spectra indicate that synergistic coordination agents can shield neodymium ion and impede water molecules penetrating into inner coordination shell to satisfy large coordination number of nd3 + during hydrous synthesis process, so the luminescence intensity of neodymium ternary complexes is stronger than that of neodymium binary complexes

    發光光譜研究表明,由於協同試劑參與,屏蔽了水分子參與配位,降低了羥基( oh )對釹離子激發態能級~ 4f _ ( 3 2 )猝滅,三元配合物熒光強度均比二元配合物強,其中配合物nd ( tta ) _ 3 ( tppo ) _ 2在1340nm處熒光強度最強,適合作為摻雜物質,來制備源光波導材料;在水工藝條件下,單純地氟配體未必能提高釹配合物近紅外發光能。
  7. In the present study, a compartment cultivation system and histochemical staining were used to investigate the influence of soil available p level, plant p status and soil organic p on the growth and metabolic activity of am fungi. differences in metabolic activity among am fungal isolates and the relationship between metabolic activity and mycorrhizal effectiveness were al so investigated. in addition, am fungi from a wide range of environmental conditions ( originally isolated from north, central and south china ) were used to study the ecological adaptability of am fungi and the influence of edaphic conditions on am fungal growth and metabolic activity

    本研究採用分室根箱、組織等手段研究了土壤施磷水平、植物磷營養狀況、土壤機磷對am真菌生長和代謝影響;不同am真菌代謝及其與菌根效應之間關系,並對我國華北、華中和華南地區篩選出高效菌株進行了生態適應比較,以期在理論上闡述宿主植物生長狀況及土壤條件對菌根真菌生長和代謝調控機制,篩選出具廣泛生態適應am菌株。
  8. A. the preparation of sliding ink for plastic printing. b., widely used in ht e preparation of double components epoxy paint and epoxy adhesive, the curing matter own fine mechanical and electrochemical property ; it is also applied in the manufacture of low temp

    B二聚酸與多元胺反應生成具胺基聚酰胺,廣泛應用於製造雙組份環氧油漆及環氧粘結劑,固物具良好機械電能。
  9. The hwtx - i gene was chemically synthesized according to its known cdna sequence, the gene was inserted into vector ppic9k which contained aoxj promotor and the sequence of a secreting signal peptide - a - factor, the cloning ppic9k / hwtx - i was constructed and confirmed by two - step pcr and dna sequence analysis, then it was transformed into host strain gs115, a his + muts cell line was screened and multicopy transformants were screened by various g418 concentrations, the multicopy transformant was named gh1. gh1 was cultivated in flasks. after 6 days of induction by 0. 5 % methanol, the supernatant was checked by 16. 5 % tricine - sds page, which showed there was a band in the position of 3. 5 - 6. 1kd, then it was isolated and desalted by ultrofiltration followed by ion exchange of cm column, after reverse phase hplc of ci8 and vacuum drying, the purified rhwtx - 1 was obtained which was proved to be correct recombinant hwtx - i by tricine sds - page, maldi - tof mass spectrometry, amino acid composition analysis, the n - terminal amino acid sequence and its biological activity, the final field of the purified rhwtx - i was about 80mg / l, accounting for 23. 6 % of it total secretory proteins

    將帶hwtx -基因ppic9k經blgii線后,轉酵母宿主菌gs115原生質體后經篩選陽克隆並經表型鑒定為his ~ + mut ~ s酵母菌,進一步用遺傳毒素g418篩選多拷貝菌株,命名為gh1 ;將gh1甲醇酵母菌用0 . 5甲醇誘導表達,發酵上清經90飽和度( nh _ 4 ) _ 2so _ 4沉澱, yw - 3 ( mwc03000 )超濾膜超濾,再經cm陽離子交換, c _ ( 18 )反相hplc純得到分子量為4kd左右組分,其中4289 . 05組分經質譜鑒定,氨基酸組成分析和序列測定為正確表達產物,生物表明其為天然毒素70 % ,表達量為80mg / l 。
  10. Specific pichia clony pcr product showed that foreign phytase gene was integrated into the host cell. the experimental results from flask fermentation and phytase activity assay indicated that phytase gene was effectively expressed by the recombinant pichia

    挑選轉子經過bmgy搖瓶培養、 bmmy誘導發酵后,用釩鋁酸按法測定了表達產物,結果表明重組菌株可效表達具生物植酸酶。
  11. The results of treatments with different concentration of phosphate in the present study indicated, whether boea leaves were treated before desiccation or during rehydration, and whether they were intact leaves, leaf halves or leaf discs, the boea leaves were injured and their photochemical activity of psii were serious affected by treatment with 0. 1mol / l phosphate or over, thus resulted in poor resurrection for dehydrated boea leaves. the photochemical activity of psii was a sensitive parameter of physiological activities for boea leaves during dehydration and rehydration

    本文利用不同濃度磷酸鹽溶液處理牛耳草葉片,結果發現,不論是在乾燥前還是在復甦時處理,也不論是處理牛耳草整葉、半葉還是葉圓片, 0 . 1mol l以上磷酸鹽溶液都對牛耳草葉片具損傷作用,極大影響了其光系統,使得牛耳草葉片在脫水后不能很好復甦。
  12. Study on preparation of rice husk ash with high specific surface area and its chemical reactivity

    高比表面積稻殼灰制備及其研究
  13. Both of the two ways can reach fb5b standard of tdk company. the coercive force of strontium permagnetferrite can be improved when a12o3 or cr2o3 was added to caco3 - sio2 or caco3 - hbo3 multi - additives. ( 4 ) comparing with normal caco3 and sio2, the nano caco3 and sio2 improve the magnetic. for the nano caco3 and sio2 have high chemical activations and excellent distribution, the density of permagnetferrite can be improved and the sinter temperature of it can be reduced

    納米caco _ 3 、 sio _ 2與普通caco _ 3 、 sio _ 2加入相比,鍶鐵氧體永磁獲得最佳磁能高,獲得最佳磁添加量范圍變寬,即納米caco _ 3 、 sio _ 2提高了磁穩定利於大生產時鍶鐵氧體永磁穩定,對生產重要指導四川大碩士論文意義;由於納米caco3 、 510 :分佈更均勻,具,降低了銘鐵氧體永磁最佳燒結溫度,提高了銘鐵氧體永磁燒結密度,因而增大了caco3 、 510 :添加劑對銘鐵氧體永磁效果。
  14. From the results of the experiment, we can see that simultaneity electrochemical polymerization of 3 - pyrrole - dna and 3 - [ 2, 5, 8, 11 - tetraoxa - tridecyl - 13 - ol ] - pyrrole was a new promising method for preparing dna chips because this method had such following advantages : first, the immobilization procedure can be controlled easily. second, with the progress of microelectronics, the miniaturization and integraterization of polypyrrole - based dna chip can be achieved in the future ; third, using an electrochemical active compound like the mb, the hybridization detection will be performed more easily

    從以上實驗結果可看出,電聚吡咯方法制備dna晶元和傳統方法相比具下列優越:首先,固定可通過電信號控制和完成,操作簡單易行;其次,微電子技術和電進一步結合,可以提高晶元集成程度,將dna晶元進一步向產業方向推進;第三,通過應用電物質,望建立無標記dna晶元檢測技術,利於減少環境污染、提高靈敏度、降低成本。
  15. Ir - ta - ti metal oxide coated titanium anodes of variable composition were prepared by thermal decomposition. their micro morphorogies and electrochemical properties were characterized by scanning electron microscope, open circuit potential, cyclic voltammetry, consumption rate measurements and accelerated life test. the sem results indicated that all coatings were of a porous and cracked - mud microstructure influenced greatly by the composition of coatings. the electrochemical measurements showed that the ir - ta - ti ternary oxide - coated anodes exhibited excellent electrochemical activity and electrochemical stability in both acidic media and seawater which were affected by the composition and microstructure of the coatings. owing to good corrosion resistance and low consumption rate in seawater, metal oxde coated anodes belong to insoluble material, and can be potentially applid in impressed current cathodic protection systems as an anode

    採用熱分解方法在鈦基體上制備銥鉭鈦金屬氧物陽極,用掃描電鏡對陽極塗層顯微形貌進行分析,通過強電解壽命試驗、開路電位測試、消耗率試驗及循環伏安曲線研究了金屬氧物陽極能. sem分析結果表明銥鉭鈦金屬氧物陽極塗層呈現多孔多裂紋形貌結構.隨陽極塗層組成不同,塗層顯微形貌表現出很大差異,這種差異直接影響陽極電能.電能試驗結果表明銥鉭鈦金屬氧物陽極在酸介質和海水中具良好穩定和電.此外,銥鉭鈦金屬氧物陽極在海水中消耗率很低,屬于不溶陽極材料,作為外加電流陰極保護用輔助陽極具廣泛應用前景
  16. The sol - gel film showed the excellent chemical and electrochemical properties as well as kept the quality electrochemical activity of those immobilized redox molecules. the modified molecules took place the typical adsorption controlled electrochemical reaction, and furthermore, the modified methylene blue gave the obviously electrochemical catalytic affection on oxidation of nadh or reduction of hemoglobin if they were immobilized in the film meanwhile

    同時以硅溶膠?凝膠膜為載體制得修飾電極,用sol - gel法在金電極上固定亞甲藍、硫堇及茜素s ,發現固定於納米溶膠?凝膠膜內亞甲藍和硫堇均良好,對同時固定於膜內nadh 、血紅蛋白等生物分子產生顯著還原作用。
  17. The sem and electrochemical studies showed that the composite film exhibited more compact structure and lower electrochemical activity than polyaniline film. the glucose biosensor based on the polyaniline / polyisoprene composite film showed high selectivity

    掃描電鏡和電研究表明,該復合膜與聚苯胺膜相比,具較緊密結構和較低
  18. Continuous sic fiber reinforced titanium matrix composites hold immense potential for advanced aircraft and aerospace structural applications. however, due to the high reactivity of titanium, brittle reactive products at fiber / matrix interface are easy to form and may lead to a degradation of the mechanical properties of sic / ti composites

    Sic纖維增強ti基復合材料在航空航天領域重要應用前景,但由於ti大,在復合材料sic - ti界面處存在嚴重界面反應,會極大損害sic ti基復合材料能。
  19. It has discovered for the first time that the precursor b - ni1 - xcox ( oh ) 2, with pluffy and dendritic morphology, high specific surface area and low tap density, is the best starting material to produce lini1 - xcoxo2 materials, but not the presently thought that high density and spherical particle of ni ( oh ) 2 is fitting for the preparation of ni - cathode materials. using our own precursor can greatly reduce the degree of cation mixing ; improve the electrochemical properties of the aimed materials

    發現表面蓬鬆、比表面積高和密度低、呈枝晶狀排列- ni _ ( 1 - x ) co _ x ( oh ) _ 2前驅體具較高,制得目標材料可效抑制陽離子混排產物生成,而非目前廣泛認為高密度球形ni ( oh ) _ 2適合作鎳系正極材料前驅體。
  20. Chapter 4 : nugh determinations of cyclic voltarnmetry and diff pulse voltammetry their electrochemical properties are studied. we find that each of them has nice electrochemical properties and reversible redox properties. whereaftef, we obtain some beneficiai conclusions via comparison and analysis

    第四章對它們進行了研究,通過循環伏安法,差分脈沖伏安法測試,發現該系列合物都具,且具良好還原可逆
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