查询词典 selective

This study was aimed to examine the relationship between dendrites of direction-selective ganglion cell and processes of starburst amacrine cell in rabbit retina and to see how the dendritic interaction could contribute to the DS mechanism.

本实验的目的是研究家兔视网膜方向选择性神经节细胞的树突与星爆无长突细胞树突之间的关系以及这种树突间的相互作用在方向选择性产生机制中的贡献。

The selective amination of ethylene oxide to ethanolamine has become a hot spot in amination reactions in recent years.

环氧乙烷选择性胺化制乙醇胺成为近年来胺化反应的热点课题。

A new method to determine the concentration of ammonia-nitrogen by ammonium ion selective electrode has been introduced in this paper.

摘要本文介绍一种新型的测量氨氮浓度的方法―铵离子选择电极分析法。

Not to mention a model of selective amnesia.

更别提你是这么健忘的一个人

This method is simple, accurate, repeatable and high selective for the determination of the active amylopsin in multi-enzyme mi...

该法便捷，准确可靠，重现性好，可用于多酶微片胶囊中胰淀粉酶活力的测定。

Evaluated, in the four stages of one month, 3 months, 6 months and 12 months after restoration, their Plaque Index, Gingival Index, Gingival Bleeding Index, Probing Depth and X-ray bone absorption. Subgingival plaque samples were isolated and cultured by the selective medium of black-pigment bacteria, F. nucleatum, Actinomyces viscosus and anaerobium.

临床选取32名种植患者的44枚种植体，记录了修复后1个月，修复后3个月，修复后6个月，修复后12个月四个时段，入选种植牙的菌斑指数，牙龈指数，牙龈出血指数，探诊深度；采用产黑菌、放线菌、具核梭杆菌及厌氧菌的选择性培养基对龈下菌斑标本进行了分离培养。

The unisexual flower is caused by the selective abortion of androecium or gynoecium in the hermphroditic primondia.

单性花的发生是由于原两性花原基的雌蕊或雄蕊选择性败育所造成的。

Results: Muscone, androsterone and cholesterol in both natural and man made musk were analyzed quantitatively simultaneously by GC/MS, which was highly selective to the components to be determined by selecting the characteristic fragments.

结果 ：采用GC/MS法同时测定了天然麝香及人工麝香中的麝香酮、雄甾酮及胆固醇含量，该法通过选择特征碎片定量，对待测组分有很高的专属性。方法学研究表明以上方法实用、准确。

The indirect selective electrochemical oxidation of anethole to anisaldehyde with Ce4+/Ce3+ as redox mediator system was studied in this thesis.

研究了以茴香脑为原料，用Ce4+/Ce3+为氧化还原媒质，选择性间接电氧化合成茴香醛。

Anethole accounted for 82.65% of the whole oil. Selective isolation of anethole form the volatile oil was carried out using an inclusion crystalline method with 1,1,6,6- tetraphenylhexa- 2,4-diyne-1,6-diol inclusion complex with anethole . The crystal structure of the inclusion complex was determined by IR, 1^H NMR and single crystal XRD techniques.

采用包结结晶方法对小茴香挥发油中的对-丙烯基茴醚进行了选择性分离，以1，1，6，6-四苯基-2，4-已二炔-1，6-二醇作为主体分子，小茴香挥发油中的对-丙烯基茴香醚作为客体分子，D.D选择性地与之形成超分子包结物晶体。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。