1、

The selectivity of extractant is high and only Au, Pd , Hg ete. are extracted.

该萃取剂选择性高,它仅萃取Au 、 Pd和Hg等几种元素.

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2、

Analogically, selectivity of 95 %-97 % were att ained with Lindlar catalyst poisoned by lead.

以Lindlar催化剂合成芳樟醇,脱氢芳樟醇转化率为99%~100%, 合成芳樟醇选择性为95%~97%.

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3、

It'shows a thousandfold selectivity for fluoride over other common anions.

它对氟离子的选择性比其它普通阴离子高几千倍.

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4、

And ammonia had effective selectivity for the separation of potassium nitrate.

氨对硝酸钾的选择分离结晶效果较好.

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5、

Cyclophosphamide an alkylating agent designed to improve the selectivity of cancer drugs approved by FDA.

1959年FDA批准烃化剂环磷酰胺为抗癌药使抗癌药物有了更多的选则.

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6、

Their adsorption capacity and selectivity for p-xylene were high.

它们吸附对二甲苯的容量和选择性都很高.

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7、

With the increased bulk density, catalyst for the conversion and selectivity decreased.

随着堆密度的增大, 催化剂的转化率和选择性减小.

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8、

The sulfonylurea herbicides have been characterized by broad-spectrum good crop selectivity and low mammalian toxicity.

磺酰脲类除草剂是近二十年来开发成功的一类超高效、 广谱 、低毒和高选择性的除草剂,问世以来受到人们的极大关注,得到较为深入的研究.

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9、

The efficiency of H 2 O 2 utilization is 100 % and the selectivity to benzaldehyde is 100 %.

在体系中,催化剂以均相的方式催化反应,以多相的方式分离回收.

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10、

Dual-Tree Complex Wavelet Transform ( DT-CWT ) can provide shift invariance and directional selectivity.

对偶树复小波变换具有良好的方向选择性和平移不变性.

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11、

If you need more selectivity crank up the regeneration pot to the point before oscillation.

如果你需要更强的选择性,应该将再生调节到发生震荡前的最强点上.

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12、

The selectivity behavior becomes coupled with the heat release hehavior for this particular reaction.

对这个具体反应来说,选择特性和放热特性关联起来了.

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13、

Second, the selectivity depends on the Coulomb interaction on the surface, not the lipophilicity.

第二, 选择性只与表面的库伦作用力有关.

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14、

A relationship between benzene conversion or products selectivity or energy efficiency and energy density was studied.

考察了苯的转化率、产物选择性、能量效率随能量密度的变化关系.

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15、

The protein binding selectivity of clozapine was discussed.

讨论了氯氮平蛋白结合作用的选择性.

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16、

OBJECTIVE To synthesize and screen tropane derivatives with cholinergic activity and subtype-selectivity of M 1 receptor.

目的设计、合成并筛选具有胆碱能活性,且对M1受体有选择性的莨菪烷衍生物.

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17、

The results showed that this method had good selectivity, celerity, stabilization and repetition.

此方法选择性好, 常温下反应快速 、 完全且稳定,重复性很好.

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18、

These reactions catalyzing oxidation of alcohol-OH groups have high yield and selectivity.

使用的催化剂对醇 羟基 的氧化具有高度的选择性并有很高的转化率.

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19、

The results demonstrate that this catalyse has an excellent activity and selectivity this reaction.

结果表明该催化剂对此合成反应具有很高的催化活性和产物选择性.

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20、

Objective To study affected muscle selectivity and main laboratorial examination value of duchenne muscular dystrophy ( DMD ).

目的探讨Duchenne型 肌营养不良症 ( DMD ) 受累肌肉的选择性及各项实验室检查的诊断价值.

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