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- many nucleon transfer reaction 較多核子轉移反應
- During its brief existence, the pion carries momentum from one nucleon to the other. 在它短暫的存在期間內，它將動(dòng)量從一個(gè)核子帶到另一個(gè)核子。
- The synthesis processes of purine,pyrimidine,and thymidylic acid in organism and the metabolism processes of cells are always accompanied by one carbon unit transfer reaction. 生物體內嘌呤、嘧啶、胸苷酸等的合成以及細胞的代謝過(guò)程都伴隨有一碳單元轉移反應。
- Hydrogen transfer reaction is one of the most important reaction in FCC.It determinates distribution of the product, quality of product and the olefin content in cracked product. 氫轉移反應是催化裂化過(guò)程中的重要二次反應,對催化裂化的產(chǎn)品分布、產(chǎn)品質(zhì)量以及裂化產(chǎn)物中的烯烴含量存在顯著(zhù)影響。
- One carbon unit transfer reaction of imidazolinium with 1,2 diaminobenzene has been studied with PM3 semi empirical molecular orbital calculations in this paper. 葉酸輔酶在酶催化的一碳單元轉移過(guò)程中具有重要的作用,已有大量的實(shí)驗及實(shí)驗模擬對其生物學(xué)功能進(jìn)行了研究分析。
- Azobisisobutyronitrile does not take part in transfer reactions. 偶氮二異丁腈不參加鏈轉移反應。
- Th has been produced via a multinucleon transfer reaction by 60MeV/u 18 O ions bombardment of natural uranium. 利用 6 0MeV/u的18O離子束轟擊天然鈾靶 ,通過(guò)多核子轉移反應生成重豐中子核素2 37Th ,由多步快速放射化學(xué)分離方法從被照射過(guò)的靶物質(zhì)中分離出釷元素。
- DWBA calculation hasbeen performed for single-particlc transfer reaction and the optical pa-rameters checked. 對有關(guān)的單核子轉移反應用 DWBA 進(jìn)行了計算;以檢驗束縛態(tài)和光學(xué)模型參數.
- Experimental results show that the reaction acts up on transannular-surroundings electron transfer reaction mechanisms. 實(shí)驗表明，此反應遵循外環(huán)外界電子轉移反應機理。
- Transg lutaminase can catalyse the transfer reaction of acyl g roup,which introduce a covalent cross link between protein and peptide. 轉谷氨酰胺酶是催化?；D移反應的一種酶,可使蛋白質(zhì)或多肽之間發(fā)生共價(jià)交聯(lián)反應。
- In this paper, two unsaturated alicyclic nitrogen heterocyclic crownethers were synthesized by phase transfer reaction . 采用相轉移催化反應合成了兩個(gè)不飽和脂環(huán)氮雜冠醚。
- The results showed that the oligomerization,cracking,skeletal isomerization and hydrogen transfer reaction of 1-heptene occurred on acid catalysts. 結果表明,庚烯-1在酸性催化劑上會(huì )發(fā)生齊聚、裂化、骨架異構和氫轉移等反應;在較高轉化率下,甚至會(huì )發(fā)生四聚反應。
- A fluorescence spectrophotometric method was developed for the determination of sulfadiazine (SD) based on a charge transfer reaction. 用熒光法研究了乙酰丙酮-甲醛與磺胺嘧啶(SD)的荷移反應的條件,并探討了發(fā)光機理。
- She is one of the best hurdlers in the world. 她是世界上最優(yōu)秀的跨欄選手之一。
- The electric charge transfer reaction of clarithromyc in and alizarin has been studied and the optimal reaction conditions have been found out. 研究了克拉霉素和茜素在甲醇介質(zhì)中的電荷轉移反應,確定了最佳反應條件。
- The charge transfer reaction between albendazole and chloranilic acid in alcohol acetone solution was studied spectrophotometrically. 研究并確定了阿苯達唑與氯冉酸的荷移反應條件。
- The boy took one sip of the wine and spat it out. 那男孩子呷了一小口葡萄酒，但馬上又吐了出來(lái)。
- BEA zeolite and new-developed medium-pore molecular sieves MCM-22 has high activity of hydrogen transfer reaction and good performance of catalytic crackingsimultaneously. 含堿性離子分子篩及其催化劑的酸堿性表征結果表明，裂化活性的提高主要與B酸量的增加有關(guān)，而氫轉移反應活性的提高則可能是分子篩堿性位的堿性變化即堿量增加、堿強度提高所造成。
- The deer was peppered with shot all down one side. 那只死鹿的半邊身子都被子彈擊中。
- Their reaction was one of qualified praise. 他們的反應是一種有保留的稱(chēng)贊。
