甲基 的英文怎麼說

中文拼音 [jiǎ]
甲基 英文
methyl; methylium; carbinyl; hexanone
  • : Ⅰ名詞1 (天乾的第一位) the first of the ten heavenly stems2 (爬行動物和節肢動物身上的硬殼) she...
  1. Using refined cotton, chloroacetic acid, sodium hydroxide and hydrogen peroxide as main feedstock, sodium carboxymethyl cellulose was made by the process of basification, etherification, abstersion and drying

    摘要以精製棉、氯乙酸、氫氧化鈉和過氧化氫為原料,經過堿化、醚化、洗滌、乾燥,制得羧甲基纖維素鈉。
  2. Meanwhile adopting two - step process of viscosity - decreasing method, i. e. adding hydrogen peroxide during the process of basification and abstersion to decrease the viscosity of alkaline cellulose, as a result the sodium carboxymethyl cellulose with ultra low viscosity was obtained

    同時,採用二步降粘法,在堿化及洗滌過程中加入過氧化氫,以降低纖維素鈉的粘度,制得超低粘度的梭甲基纖維素鈉。
  3. Hygienic standard for dimethyl acetamide in the air of workplace

    車間空氣中二甲基乙酰胺衛生標準
  4. Workplace air. determination of dimethyl acetamide. gas chromatographic method

    車間空氣中二甲基乙酰胺的氣相色譜測定方法
  5. The chloromethylation of acetanilide and its derivatives in a polyformaldehyde - hc1 system gave n - substituted products as the major product

    摘要?察了乙酰苯胺及其衍生物在多聚醛鹽酸體系下的氯甲基化反應,結果表明, n -氯甲基化反應的產物是主要產物。
  6. In benzene or ethyl acetate solution rates increase linearly with methyl methacrylate concentration.

    在苯或乙酸乙酯溶液中其衰減速度隨甲基丙烯酸脂濃度呈直線地增大。
  7. Synthesis of d - 1 - acetyl - 1, 2, 2, 3 - tetramethylcyclopentane

    甲基環戊烷的合成改進
  8. Allene is an isomer of methyl acetylene.

    丙二烯是甲基乙炔的一種異構體。
  9. Standard specification for poly methyl methacrylate acrylic plastic sheet

    甲基丙烯酸酯丙烯酸塑料片標準規范
  10. With methyl methacrylate the particle diameter increases linearly with conversion indicating particle aggregation.

    採用甲基丙烯酸酯時,粒子直徑隨轉化率呈直線增大,這就表明粒子發生了聚集。
  11. Manufacturer of fine chemicals, and pharmaceutical and agrochemical intermediates, offering a small but diverse range of predominantly aromatic chemicals. located in shanghai and lanxi, china

    -生產芐胺,鄰氯苯酰氯,對氯苯酰氯, n甲基芐胺, -苯乙胺,糠胺,四甲基己二胺,延遲催化劑,聚氨酯催化劑,農藥中間體
  12. Study on n - maleoy - l - alanine and methyl methacrylate chiral copolymer

    丙氨酸與甲基丙烯酸酯手性共聚物的研究
  13. The preparation, properties and application in powder coating of alicyclic epoxy resin and glycidyl ester of acrylic ( methy acrylic ) acid were discussed in this paper and some views and proposals to varieties development of ontdoor type ( weather resistance ) epoxy resin for powder coating were also presented

    摘要介紹了用於耐候脂環族環氧樹脂、丙烯酸(甲基丙烯酸)縮水甘油酯樹脂的制備方法、性能及在粉末塗料上的應用。
  14. The results suggested that the ph value, the type of monomers, the type, concentration and surface properties of inorganic nanoparticles, the type and concentration of emulsifier have a great influence on the encapsulating emulsion polymerization and the obtained latex stability. if selecting cationic emulsifier ( ctab ), low water soluble monomers ( such as ba, st ) and hydrophobic nano - silica, the inorganic nanoparticles would be encapsulated by polymers through ultrasonic irradiation successfully under alkalescent condition

    系統研究了ba 、甲基丙烯酸酯( mmal苯乙烯舊t )以及它們的共聚體系在超聲輻照作用下包裹聚合的主要影響因素,結果表明: ph值、單體的種類、無機納米粒子的種類、濃度及表面性能、乳化劑的種類及濃度等對超聲輻照包裹乳液聚合以及復合體系的穩定性有較大的影響。
  15. Eighteen compounds in the oil were identified by g c / ms. they are : seven ketone compounds : 2 - undecanone, 6, 10 - dimethy, 1 - cyclohexanol - l - butanone, 2, 5 - hexanedione, 2 ( 4h ) - benzofuranone, 5, 6, 7, 7, a - tetrahydro - 4, 4, 7a - trimethyl, 3 - buten - 2 - one, 4 - ( 2, 6, 6 - trimethyl - 1 - cyclohex en - 1 - yl ) -, ( e ), 6 - dodecanone, 3 - buten - 2 - one, 4 - ( 2, 6, 6 - trimethyl - 7 - oxabicycl o4. 1. 0hept - l - yl ) ; three alcoholic compounds : a - terpineol. benzyl alcoho 1, phytol ; two alkyl and acyl amine components : undecane, tetradecane and hydrazinecarboxamide, n, n - diphenyl -, acetamidobenzene ; one ester, a idehyde, alkyne and acid : butanoic acid : 2 - propenyl ester, 1 - octadecyne, 1 - octadecyne, palmitic acid

    甲基一7一氧雙環p , l , 0庚烷什丁烯酮上;醇3種:苯醇、 a松油醇、 3 , 7 , 11 , 15十六烯2醇1 ;烷2種:十一烷、十四烷;酚胺2種:姘酚h苯胺、乙酞苯胺;酯、醛、炔、和酸備是1種:丁酸烯丙酯、十八碳醛、十八炔、十六碳酸。
  16. Potassium bis trimethylsilyl amide

    雙三甲基硅酰胺鉀
  17. Study on spinel - supported pd catalyst for the synthesis of 2, 6 - dimethylaniline by gas phase amination

    甲基苯酚氣相胺化催化劑的研製
  18. It was proposed that the catalytic amination of metyl t - butyl ether by solid acid was a promising " green " process

    指出固體酸催化甲基叔丁醚的氨化是值得開發的綠色化工技術。
  19. Synthesis of dimethyl dially ammonium chloride

    甲基二烯丙氯化銨的合成
  20. 1. ecological effects of long - term organophasphate pesticides contamination on soil microflora the long - term effects of organophosphate pesticides contamination on soil microflora were investigated in the present study. little difference in total counts of bacteria, actinomycetes and fungi was observed between the contaminated and the non - contaminated soil. compared with the control there were a slight decrease in total counts of free - living nitrogen - fixer and denitrifying bacteria and a significant increase in those of ammonifying and ammonia - oxidizing and nitrifying _ bacteria in the methylparathion contaminated soil

    一、甲基對硫磷長期污染對土壤微生物的生態學效應研究了有機磷農藥甲基對硫磷長期污染對土壤微生物的影響,實驗表明:土壤細菌、放線菌、真菌總的數量影響不大;自生固氮菌和反硝化細菌數量減少;氨化細菌、亞硝化細菌、硝化細菌的數量在污染土壤中卻有所增加;與對照土壤相比,污染土壤呼吸作用下降了29 . 93 ;氨化作用和硝化作用強度得到增強。
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