類化 的英文怎麼說

中文拼音 [lèihuà]
類化 英文
apperception
  • : Ⅰ名1 (許多相似或相同的事物的綜合; 種類) class; category; kind; type 2 (姓氏) a surname Ⅱ動詞...
  1. The synthesis process of acetimidoyl ethyl ether hydrochloride was introduced, and the preparations of acetamide, ethyl acetate, acetamidine hydrochloride, triethyl orthoacetate, n - cyan - iminoester hydrochloride and hydrazone by acetimidoyl ethyl ether hydrochloride were summarized

    摘要介紹了亞氨基乙醚鹽酸鹽的合成工藝,總結了亞氨基乙醚鹽酸鹽制備乙酰胺、乙酸乙酯、鹽酸乙脒、原乙酸三乙酯、 n -氰基乙亞氨酸乙酯以及腙類化合物的合成方法。
  2. In general ionic polymerization can be initiated through acidic or basic compounds.

    一般來講,離子型聚合可以被酸或堿類化合物所引發。
  3. Synthesis of new type chiral - 2 - acetylamino - 3 - aryl acrylic acid compounds

    芳基丙烯酸類化合物的合成
  4. Acyl amine compounds containing nitrogen are rare in the plant essential oil

    含氮的酚胺類化合物在植物揮發油中並不多見。
  5. In this paper, the important effect on the organisms life activities of plant essential oil as well as the terpenoids in it is described. it also introduces the researching progress of the plant essential oil in antiboisis, disinfection, mothkilling, anthelmintic action, insect killing, ovicidal action and its effect on the plants growth

    論述了植物精油及其中所含的萜類化合物對生物的生命活動的重要作用.對植物精油在抗菌、殺菌、誘蟲、驅蟲、殺蟲、殺卵和影響植物生長等方面的研究進展進行了介紹
  6. Stationary source emission - determination of phenols. 4 - amino - antipyrine spectrophotometric method

    固定污染物排氣中酚類化合物的測定. 4氨基安替比林分光光度法
  7. The high - grade apperception that protect skin makeup article collect limits to be made separately

    高檔護膚類化妝品徵收范圍另行制定。
  8. Studies on cinnamic acids in artemisia sacrorum ledeb

    萬年蒿中肉桂酸類化合物的提取與分離
  9. Synthesis of 2 - 2 - trifluorophenyl - 5 - aryl - 1, 3, 4 - oxadiazoles

    ?二唑類化合物的合成
  10. Synthesis of 2 - p - bromophenyl - 5 - aryl - 1, 3, 4 - oxadiazoles

    4 ?二唑類化合物的合成研究
  11. Abstract : the total quantity of perylene quinonoids in hypocrella bambusae ( b. et br. ) sacc., shiraia bambusicola p. henn and culture substance of ascomycetes hypocreacae ( fr ) tul. sp. were determined with spectrophotometric methods. the relative extraction efficiency were studied when ethanol, acetone and chloroform were used as solvents. among them acetone was the best one

    文摘:用分光光度法測定了竹紅菌、竹黃和菌寄生菌培養物中?醌類化合物的總量;同時研究了以無水乙醇、丙酮和氯仿為溶劑提取?醌類化合物的相對效率,結果發現以丙酮為溶劑最合適。
  12. Study on the synthesis and antimicrobial activities of brominated dihydroxy diphenyl ethers

    溴代二羥基二苯醚類化合物的合成與抑菌活性研究
  13. Under acid condition open chaining crown ether diaromatic aldehyde can react, and they will synthesize a compound of chaining crown ether diaromatic aldehyde thiosemi - carbazone kind

    摘要鏈狀冠醚二芳醛在酸性條件下與氨基硫脲反應,合成了鏈狀冠醚二芳醛縮氨硫脲類化合物。
  14. Synthesis of organic iron carbonyl ester ' s compunds

    有機鐵羰基酯類化合物的合成
  15. The chemical structure, antibacterial spectrum and antibacterial activity of the developing cephalosporin antibiotics are reviewed

    就研發中的頭孢菌素類化合物的結構、抗菌譜和抗菌活性作一簡要綜述。
  16. Such as : the liner of coal bunker of power station, the lining of dust cyclone and classifying cyclone, the liner of chemical storage tank and warehouse for corrosion material, the floor material for chemical plants and low friction vehicle testing surface etc

    玄武巖鑄石板主要用於襯砌火電廠煤倉,各種規格旋風器,鋪設各類化工廠地面,汽車剎車試驗場地面等,也用於襯砌酸洗槽或儲存腐蝕性物品的貯存室。
  17. The cast basalt tiles may be used in all kinds of ways. such as : the liner of coal bunker of power station, the lining of dust cyclone, the liner of chemical storage tank and warehouse for corrosion material, the floor material for chemical plants and lowfriction vehicle testing surface etc

    玄武巖鑄石板主要用於襯砌火電廠煤倉,各種規格旋風除塵器、旋流器、鋪設各類化工廠地面,汽車剎車試驗場地面等,也可用於襯砌酸洗槽或儲存腐蝕性物品的貯存室。
  18. Juvenility cofactors have been identified as terpenes.

    幼年輔助因子已經鑒定出是萜類化學物。
  19. Structure - activity relationship of coumarin derivatives for anti - hiv

    香豆素類化合物的構效關系研究
  20. Abstract : several - aromaticamino ketones, which were designed according to some hypothetical models of the cyclooxygenase and 5 - lipoxygenase active sites, were synthesized by an amino exchange reaction. the structures of the eight new compounds were confirmed by ir, 1h - nmr and elemental analysis. the results of the pharmacological tests showed some of the investigated compounds had significant anti - inflammatory activity on croton oil - induced ear edema of mice

    文摘:根據環氧酶、 5 -脂氧酶活性中心結構模型設計了一組-芳胺酮類化合物,並用胺交換反應合成了這些合物.經紅外光譜、核磁共振氫譜及元素分析證實了8個未見文獻報道的合物的結構.藥理實驗結果顯示.部分受試合物在巴豆油誘發小鼠足趾腫脹模型中表現出一定的抗炎活性
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