selectivity的例句大全

Under suitable conditions, the conversion on 1 , 2-propanediol and the selectivity on acetone aldehyde is 69 %.

试验结果表明,在适宜的条件下, 该催化剂对 12- 丙二醇的转化率达到98%, 对丙酮醛选择性达到了69%.

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Ion selectivity is correlated to their type and valence as well as Shannon's radius.

研究了纳滤膜对无机盐的截留率与离子种类、电荷数以及有效离子半径等因素之间的关系.

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In this paper, the measure of saccharin in preserved fruits by ion selectivity electrode was researched.

本实验用离子选择电极法测定凉果中糖精钠的应用进行了探讨.

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A diffraction selectivity theoretical analysis method of volume gratings with wave front phase encoding is proposed.

给出了理论上分析多重体光栅对随机波前相位选择性衍射的一种方法.

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Based on the Wiener index ( W), a harmonic topological index ( H) is proposed. H has been shown good structure selectivity, and appears uniqueness for 149 alkanes from ethane to decane.

基于Wiener指数（W）建立调和拓扑指数（H），该指数对乙烷至癸烷的149种烷烃呈现惟一性表征。

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Conclusion: The leukocyte filter can remove leukocyte and thrombocyte with high efficiency and selectivity. It also can significantly reduce the incidence of clinical non-hemolytic transfusion reactions.

结论：白细胞过滤器能高效地、有选择性地滤除白细胞和血小板，能显著降低临床非溶血性输血反应的发生率。

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It has the partial ability of visual selectivity in the human vision system.

该方法在一定程度上具各了类似于人类视觉系统的选择性加工能力.

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It was discussed that the mechanism underlying the disappearance of the transient responses and of the directional selectivity of ganglion units might be due to elimination of the cholinergic amacrine cells with ECMA.

所有的单元对运动条纹刺激都失掉了方向选择性，这些现象的机理可能是由于ECMA去除了胆碱能无足细胞所致。

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This side reaction in the DKR of secondary happens to be an important factor in the selectivity of DKR products.

这种副反应恰好是影响DKR过程选择性的一个重要因素。

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High sensitivity and high selectivity indicator reaction of NITRITE-THE system of Janus Green-Potassium bromate

亚硝酸根的高选择性和高灵敏度指示反应&健那绿-溴酸钾体系

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Low-insertion loss, high return loss and high slope selectivity are simultaneously required for filters.

滤波器要求同时满足低插入损耗 、 高回波损耗和高频率选择斜率性能要求.

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Schools are tending towards greater selectivity.

学校对新生的选拔有趋严之势。

《牛津高阶英汉双解词典》

The hepatic diseases occur frequently in clinical practice. Many drugs used for hepatitis, liver fibrosis, cirrhosis and hepatoma clinically no organ selectivity, which lead to low drug concentration in liver.

肝脏疾病是临床上的常见病和多发病，用于治疗肝炎、肝纤维化、肝硬化和肝癌等肝脏疾病的药物虽有一定疗效，但无组织和器官选择性，肝药浓度不高，全身副作用大。

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