轉移劑 的英文怎麼說

中文拼音 [zhuǎn]
轉移劑 英文
initiator transfer agent, inifer
  • : 轉構詞成分。
  • : Ⅰ動詞1. (移動) move; remove; shift 2. (改變; 變動) change; alter Ⅱ名詞(姓氏) a surname
  • : Ⅰ名詞1 (藥劑; 制劑) a pharmaceutical or other chemical preparation 2 (某些有化學作用的物品) a...
  • 轉移 : 1 (改換位置) shift; transfer; divert 2 (改變) change; transform 3 [醫學] (擴散) metastasis;...
  1. Recently, the chinese plant protection agencies reported the growing hardships in controlling some field populations of oriental migratory locust with organophosphate ( op ) compounds. up to now there are more than 600 arthropod species with documented resistance to one or more insecticides and / or acaricides since resistance phenomenon was first described in san jose scale to lime - sulfur in washington in 1908. enhanced metabolic detoxification and reduced sensitivity of insecticide target - sites are the two major mechanisms in resistance development, involving three primary metabolic enzymes of esterases, glutathione s - transferases and cytochrome p450 polysubstrate monooxygenases

    代謝抗性是指對殺蟲起水解或隔離作用的酶發生改變,從而對殺蟲起到解毒作用,昆蟲主要解毒酶系有酯酶、谷胱甘肽- s -酶、細胞色素p450單加氧酶等,這三種酶系任何一種的組成部分發生改變均會引起害蟲抗性的改變;靶標抗性是指由於殺蟲作用靶標敏感度降低而產生的抗性。
  2. In the experiment, the full code sequence of bar gene was cloned by pcr from transgenic herbicide resistant bobwhite wheat and checked. it was expressed in e. coli and its protein was determined. after having been properly modified, the bar gene which correctly codes pat was cloned into binary vector pbi121 and then transferred into lba4404 by triparantal crossing, which is the prerequisite work for genetic transformation

    本實驗從抗除草基因bobwhite小麥中,利用pcr克隆的方法擴增出bar基因全長,並在原核表達系統中表達,鑒定表達蛋白的活性,將能夠正確編碼ppt乙酰酶的bar基因片段,經過適當的修飾構建入真核表達載體。
  3. In this paper, glycidyl ether, which was high epoxide value and low viscosity, was synthesized from 2 - trimethylene glycol, epichlorohydrin and the normal butyl alcohol by phase transfer catalyst based on the orthogonal experiment design

    摘要採用1 , 2 -丙二醇、正丁醇和環氧氯丙烷為原料,在相催化的作用下反應,通過正交實驗合成了的高環氧值、低粘度的混合醇縮水甘油醚。
  4. Researches of schistosomiasis vaccines have gone more than 60 years, approximately including from the stages of dead vaccine and live vaccine ( irradiated attenuated cercariae vaccine ) to gene engineered vaccine, etc. many different forms of vaccines have been tested in animal models, including gluthathione s - transferase, paramyosin, irv - 5, triose phosphate isomerase, sm23, fatty acid binding protein ; which were considered promising by who / tdr. but none of them steadily accomplished the pre - set target level of 40 % protection. in order to enhance the protective capacity further, it is essential to develop novel vaccine antigens and / or vaccine adjuvants

    血吸蟲病疫苗研究已有60多年的歷史,大致經歷了死疫苗、活疫苗(照射致弱尾蚴疫苗)和基因工程疫苗等研究階段,產生了一些who / tdr推薦認為很有希望的疫苗候選分子,如谷胱甘肽- s -酶( gst ) 、副肌球蛋白( sm97 ) 、照射致弱疫苗抗原5 ( irv - 5 ) 、磷酸丙糖異構酶( tpi ) 、曼氏血吸蟲膜內在蛋白( sm23 )和脂肪酸結合蛋白( fabp , sm14 )等,但其對宿主的保護作用均不甚理想,未能穩定地達到40或以上的保護力水平,因此有必要繼續尋找新的疫苗抗原分子和/或疫苗佐,進一步提高其保護力。
  5. Several fungicides have been found to be absorbed from soil and translocated by plants.

    一些殺菌在土壤中被吸收,再到植物上。
  6. 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鍵因素,分析已有低分子量的、直鏈型減縮的不足,設計了一種新型的減縮? ?聚丙烯酸鹽類減縮,其主要由丙烯酸、苯乙烯、聚乙二醇、引發、鏈轉移劑、催化等經過聚合、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。
  7. The progress in sensitizer of photosensitized photoisomerization of norbornadiene, including triplet energy transfer photosensitizer, transition metal compounds photosensitizer, electron transfer photosensitizer and semiconductor photosensitizer, is reviewed

    論述了光敏化降冰片二烯異構化反應敏化的研究進展,包括三重態能量傳遞光敏,過渡金屬化合物光敏,電子光敏,半導體光敏等幾種類型。
  8. Plastics. determination of migration of plasticizers

    塑料製品.增塑性的測定
  9. 2. rat orthotopic liver trarlsplantation was performed in the strong rejecter combination of bn ( rtl " ) to lew ( rtl l ). this al1ogenic rejection model was stable and the survival time without immunosuppression agents was less than three weeks ( the average survival time was l 6. 6 i 2. 5 days, n = 5 )

    建立了大鼠bn ( rt1 ~ n ) lew ( rt1 ~ l )原位肝植同種異體排斥模型,該模博士學位論義基因hu la個ig誘導大鼠植肝免疫耐受的實驗研究中文摘要型排斥反應時間較為恆定,在不應用免疫抑制的情況下,生存期3周(平均生存時問人66士2
  10. The hybrid density functional theory at ab initio level was applied to study solvent effects on geometrical structures, charge distribution, and solvatochromic shifts of 4 - nitro - buta - 1, 3 - dienylamine molecule

    摘要在從頭計算的水平上,利用雜化密度泛函理論研究了溶對4 -硝基1 , 3 -丁二烯基胺分子的幾何結構、分子內的電荷分佈和電荷態的能量漂的影響。
  11. The preparation of chain transfer, the mol percent of pea : aa : mma and the time of combind were systermic investigated. the performance of pc was refledted by the neat cement paste fluidity and fluidity losing. the results indicated : ( 1 ) the preparation of chain transfer was one of most factor of control the molecular weight of copolymer and influence the performance of pc

    通過測定減水的水泥凈漿流動度及流動度損失宏觀反映合成減水共聚體pc的性能,研究結果表明: ( 1 )鏈轉移劑是控制共聚物分子量影響共聚體pc性能的主要因素之一,在選擇鏈轉移劑zy 、用量為8 aa時的作用效果最佳。
  12. The fluorescence spectra of the conjugationed polymer containing of n - ( a - naphthyl ) carbazole show that the emission sprctra in aromatic solvents are more red - shifted than that in aliphatic solvents although these solvents have the same polarity. the fluorescence chatacteristics were different from th e n - ( a - naphthyl ) carbazole ' s. the fluorescence of the conjugationed polymer can be quenched by electron donors and cm and cannot be quenched by electron acceptors

    對含有n - ( -荼基)咔唑基團的共軛高聚物,它在芳香族溶中的熒光發射比非芳香族溶中明顯紅,也不具有n - ( -萘基)咔唑單元所具有的分子內電荷特性,它的熒光只能被電子給體和c _ ( 60 )猝滅而不能被一般的電子受體猝滅。
  13. Results exemestane is an effective steroidal aromatase inactivator with superior tolerability, safety and efficacy in the adjuvant, neo - adjuvant and metastatic therapy of breast cancer

    結果依西美坦是口服有效的芳香化酶滅活,其耐受性好、安全性高,在乳腺癌的輔助治療、新輔助治療及性乳腺癌的治療中均取得較好療效。
  14. The degrees of crystallinity of pure ptfe under the different conditions of water cooling, air cooling and furnace - varying cooling were made comparison by xrd. the thermal stability of pure ptfe and solid lubricant was analyzed by dsc - tg ; the composition and valence state of elements in the surface of carbon fiber, solid lubricant before and after friction test and lubricant transfer film were characterized by xps ; the frictional property of solid lubricant was tested by pin and disk test rig. the frictional wear property of solid lubricant between embedded bearing sleeve and steel axle friction pair ring was tested by special simulate test machine, the hardness of solid lubricant was tested by pm ; the compression strength of solid lubricant was tested by material test machine

    用sem表徵原料微觀結構、摩擦表面及潤滑膜表面形貌:用xrd進行原料物相分析,及比較水冷卻、空氣冷卻、隨爐冷卻三種工藝條件下的純聚四氟乙烯樹脂的結晶度;用dsc - tg分析純聚四氟乙烯樹脂及固體潤滑的熱穩定性;用xps表徵碳纖維表面、固體潤滑摩擦前後表面、潤滑膜表面的元素組成、價態變化;用銷盤式摩擦磨損試驗機對固體潤滑進行摩擦性能測試;採用專用的臺架模擬試驗機對固體潤滑鑲嵌軸承套與鋼軸摩擦副間的摩擦磨損性能進行測定;用萊次偏光顯微鏡( pm )測試固體潤滑的硬度;用材料試驗機測試固體潤滑的抗壓強度等。
  15. The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film

    試驗結果表明:所選原料的尺寸、形狀及純度可滿足固體潤滑的性能要求;聚四氟乙烯樹脂熱分解溫度超過400 ,但在ptfe中加入無機填料會使復合材料吸水率提高,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳纖維表面含有c = o及c - o - c等極性基團,有利於提高其與其它組分的相容性,提高層間剪切強度;均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系,擬合曲線基本能表示各配方的摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;純聚四氟乙烯樹脂在空氣冷卻時結晶度最大,磨損量也是三者中最大的;同時,固體潤滑試樣在空氣冷卻時的磨損量也是三者中最大的:不論是固體潤滑與45 #鋼軸配副或是固體潤滑鑲嵌入銅套后與gcr15鋼軸配副,在金屬表面均可形成潤滑膜,從而減少金屬摩擦副表面間的直接接觸,大大延長其使用壽命;膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。
  16. In this paper, the method of rubber regeneration to modify the grt was investigated in order to decrease the crosslink density of ground rubber tyre ( grt ) and try to improving the interfacial contact state between grt and waste polypropylene ( wpp ), mechanism of proton - transfer devulcanization was studied in the first time

    本文研究了兩類再生de - link和乙撐胺對廢膠粉( grt )的改性效果,來適當降低膠粉的交聯度並試圖改善其與廢聚丙烯( wpp )之間的界面接觸情況,並首次對質子法脫硫的機理進行了探討。
  17. Chain transfer agent

    轉移劑
  18. In microcosmic side, the different molecular weight of pea esterify time was reduced along with the augmentation of molecular weight were approved. the mixture of pea series esterify production, aa, mma were processed tercopolymer by concatenation drop adding fashion during the nitrogen gas protect

    在氮氣保護條件下,利用獲得的pea系列酯化物,與丙烯酸、甲基丙烯酸甲酯的混合物通過連續滴加方式進行三元共聚,從鏈轉移劑、 pea : aa : mma之間的摩爾百分比和共聚時間等方面進行了系統的研究。
  19. It is demonstrated that the coordination effect of ligand plays the important role in catalytic oxidation of cyclohexene

    該方法避免了昂貴且有毒的相轉移劑的使用。
  20. Cyclohexene can be directly oxidized to adipic acid with 30 % h2o2 in the presence of h7 [ p ( w2o7 ) 6 ] ? xh2o without any phase transfer catalyst and organic solvents

    摘要報道了在無相轉移劑條件下,用磷鎢酸催化過氧化氫氧化環己烯合成己二酸,收率最高為72 . 6 % 。
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