在汉英词典中为您找到492条与“”相关的词语:
  • [化] aryl group,[医] aryl-,aryl ;
    [例句] 二芳氮氧化物自由比二烷氮氧化物自由还要稳定. Diaryl nitroxides are even more stable than the dialkyl nitroxides.
    [例句] 这种反应构成了制备芳环丙乙炔的有效方法. This sequence constitutes an efficient method for preparing arylcyclopropylacetylenes.
  • [有化] acid group,acidic group,[化] acid radical,acidyl ;
    [例句] 目的: 探讨肝炎和肝硬化疾病对尿苷二磷酸葡萄糖醛酸转移酶(UGT)表达水平的影响. Objective : To investigate the influence of hepatitis and cirrhosis on hepatic UGT isoforms expression.
    [例句] 红外光谱分析结果表明,改性产物AMPS-EP 含有环氧 、 磺酸与磺酸酯. IR spectrum analysis indicates that AMPS - EP contains epoxy groups , sulfonic acid groups and sulfonic ester groups.
  • aglucon,aglycone,genin ;
    [例句] 可是, 本的异种化合物活性看来是由配所决定的. However, basic allelochemical activity seems to lie with the aglycone.
    [例句] 由于载体的立体位阻的关系,大分子化合物不能接触到配. Macromolecules cannot approach the ligand owing to steric hindrance of the matrix.
  • 氢氧

    hydroxyl ;
    [例句] 氢氧具有极强的氧化特性. Hydroxyl has an extremely oxidizing nature.
    [例句] 氢氧的PLIF图像是研究火焰结构和流场的有力工具. PLIF imaging technique provides a powerful implement for the investigation of flame structure and flow field.
  • 乙酰

    [化] acetyl,ethanoyl ;
    [例句] 主要观察指标: 大鼠脑海马组织胆碱乙酰转移酶活力的测定. MAIN OUTCOME MEASURES: Determination of the choline acetyltransferase activity in the groups.
    [例句] 此外, 还介绍了乙酰丁二酸二甲酯的应用. Finally , the application of DMAS was also presented.
  • alkyl,[化] alkyl radical ;
    [例句] 二过氯酸烃酯产物可用作起爆药的敏化剂及作为烷化剂. The hydrocarbon diperchlorate products have utility as detonatable sensitizers for explosives and alkylating agents.
    [例句] 研究了聚氯乙烯 - 吡啶树脂催化乙酰苯胺的N - 烃化作用,反应条件温和,产品收率令人满意. This paper studied the catalytic N - alkylation of acetanilide with polyvinyl chloride - pyridine resin.
  • 础的

    [医] basal,elementary,fundamental,[经] underlying ;
    [例句] 人口中有一大部分说以法语为础的混合语。 A substantial proportion of the population speak a French-based patois.
    [例句] 必须区分考古学本身和以科学为础的考古学。 A distinction must be made between archaeology proper and science-based archaeology.
  • 准的

    fiducial ;
    [例句] 所有此处报道的各种传质系数都是以此为准的. It is on this basis that all mass transfer coefficients are here reported.
    [例句] 工资是以周为计算准的. Rates of work are calculated on a weekly basis.
  • [机] root ;
    [例句] 植株的部会长出不定芽. There will be adventitous sprouts at the base of the rose plant.
    [例句] 海水侵蚀了悬崖的部. The sea had undermined the cliff.
  • butyl ;
    [例句] 这些丁自由促使苯乙烯聚合速度加快. These butylraidicals bring about a rapid polymerization of styrene.
    [例句] 目的:评价异 丁 壳聚糖作为生物材料的安全性. Objective To evaluate the bio compatibility of isobutyl - chitosan as a material.
  • [电] base ring ;
    [例句] 这种反应构成了制备芳环丙乙炔的有效方法. This sequence constitutes an efficient method for preparing arylcyclopropylacetylenes.
    [例句] 通过选择性氧化,将水溶性优良的羟丙β环糊精转化为丙酮羟丙β环糊精. Water soluble hydroxypropyl � � cyclodextrin was converted to acetonyl hydroxypropyl � � cyclodextrin via selective oxidation.
  • 卡内

    名 Carnegie [苏格兰人姓氏] 住所名称,来源于盖尔语,含义是“缺口处的堡垒” ,Carnegy [苏格兰人姓氏] &L[Carnegie]的变体 ;
    [例句] 一名骗子推销员提出以两万美元的价格卖给卡内一张保证成功的秘方。 A huckster offered to sell Carnegie the formula for guaranteed success for $20,000.
    [例句] 这些人中有杰伊-古尔德 、 J-P-摩根 、 安德鲁. 卡内 、 约翰-D-洛克菲勒和亨利-福特等. Among the giants were Jay Gould, J . P . Morgan, Andrew Carnegie, John D. Rockefeller and Henry Ford.
  • 氯苯

    [医] chlorphenyl ;
    [例句] 氯苯甲氧吲哚乙酸是一种非固醇 抗炎 药物的商标名称. Indocin is the trade name of this nonsteroidal anti - inflammatory drug.
    [例句] 介绍了二氯苯膦 ( BPD ) 的合成方法及其应用. This paper reviewed the synthesis of benzene phosphorus dichloride ( BPD ) and its applications.
  • 环己

    [医] hexamethylene ;
    [例句] 结果表明, 苯乙烯、丙烯腈的加入能提高N- 环己马来酰亚胺的反应活性. The results showed that the addition of St AN , the activity of CHMI was enhanced.
    [例句] 通过锂试剂的方法,合成了三氟甲环己酮化合物,反应产率达到60%. Synthesis of phenylcyclohexane trifluoromethyl ketones by lithium reagent isand the yield of reaction is 60 %.
  • 二烯

    dialkylene ;
    [例句] 以氟化钾为催化剂, 催化十二烯琥珀酸酐(DDSA)缩合成螺双内酯化合物. With potassium fluoride as catalyst, spironolactone compound was synthesized from DDSA.
    [例句] 研究了双环戊二烯铁作为燃料添加剂的应用. The application of ferrocene as fuel additive is studied.
  • 二氨

    [医] diamido- ;
    [例句] 本文报道2, 4-二氨 -6- 取代哌哗嗪喹唑啉衍生物的合成及其抗疟活性. A series of 2, 4 - diamino - 6 - substituted piperazine quinazolines was synthesized.
    [例句] 本公司主要经营各种硫化染料,硫化染料, 2.4-二氨甲苯等等. Our company mainly engaged in all kinds of Sulfur Dyes Sulfur Dyes, 2.4 - diaminotoluene and so on.
  • 督的

    Christian,dominical ;
    [例句] 督的神性 the divinity of Christ
    [例句] 督教徒们庆祝耶稣督的复活. Christians celebrate the resurrection of Christ from the death.
  • 乙烯

    vinyl,[医] vinyl,ethylene ;
    [例句] 内部的口袋将是和外部的乙烯相同的颜色. Inside pockets shall be same color as outer vinyl.
    [例句] 为了增强紧凑性,折边的榻榻米周围还布置了乙烯塑料地板. To advance its tenseness , hemmed tatamis were arranged together with vinyl flooring.
  • 乙氧

    [化] oxethyl,oxyethyl group,[医] ethoxy ;
    [例句] R ” 是取化,如乙氧 、 甲氧及它们的环氧和烷氧同系物或卤. R " is a replaceable function , e . g . acetoxy, methoxy, their acyloxy and alkoxy homologs or halo.
    [例句] 蒸馏得质量分数高于98%的邻乙氧苯甲酸,收率为92%. Distillation gave o ethoxybenzoic acid with 98 % of the purity and 92 % of the yield.
  • 因的

    genic ;
    [例句] 要弄清这些因的功能以及它们彼此之间是否关联,我们还需要开展更多的研究。 More studies will be required before we know what the functions of these genes are and whether they relate to each other.
    [例句] 毫无疑问, 不管酸度受任何主因的影响酸度同样由其它的因所修饰. Unquestionably, acidity is also modified by other genes, regardless of any major gene effects.