选择性

Cr(ⅲ)-Based Catalyst System for Oligomerization of Ethylene to 1-Octene with High Selectivity

用于乙烯齐聚高选择性制1-辛烯反应的Cr（Ⅲ）基催化剂体系

NMR selective detection based on different transverse relaxation times

NMR基于横向弛豫时间不同的选择性检测方法

NMA was hydrogenated to 3-amino-4-methoxyacetanilide ( AMA ) with S-Ni as catalystin liquid phase.

以改性的骨架镍为催化剂催化3-硝基-4-甲氧基乙酰苯胺(NMA)液相选择性加氢制备了 3- 氨基 -4- 甲氧基乙酰苯胺 ( AMA ).

Selective adrenal arteriography was more sensitive than ultrasound, CT, etc in diagnosing adrenal pheochromocytoma.

并指出选择性肾上腺动脉造影对诊断肾上腺嗜铬细胞瘤较B超、CT，有较高的特异性。

The Washington Post reported on a recent study by Princeton economists, in which college graduates, who applied to the most selective schools in the 12th grade were compared to those who applied to slightly less selective schools.

《华盛顿邮报》报道了普林斯顿大学经济学最近的一项研究，在该研究中，将那些在十二年级申请高选择性院校的大学毕业生与那些申请选择性略低院校的大学毕业生进行了对比。

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.

To save remaining herds and habitat, the national parks department is planning to cull 2000 elephants.

为挽救现存兽群和它们的栖息地，国家公园部计划选择性捕杀2,000头大象。

A team of researchers trained three Rhesus monkeys to associate 26 clearly different symbols consisting of numbers and selective letters with 0-25 drops of water or juice as a reward ．

一组研究人员训练了三只恒河猴,让它们将26个明显不同的符号（包括数字和选择性字母）与0-25滴水或果汁联系起来作为奖励。

Antibiotics produce a selective change in flora.

抗菌素引起菌丛的选择性变化.

Many microorganisms synthesize and excrete compounds which are selectively toxic to other microorganisms.

许多微生物能合成并分泌一些对其它微生物具选择性毒力的化合物.

'You know, people conveniently forget the things they say.' — 'Well this is it.'

“你知道，人们会选择性地忘记自己说过的话。”——“嗯，是这样。”

Selective Isolation of Actinomycetes PVC Coated Wirerope

选择性分离放线菌PVC涂层钢丝绳

As bronchodilators, new type selective anticholinergics play an important role in the treatment of COPD.

新型选择性抗胆碱能药物作为支气管扩张剂在COPD治疗中发挥了重要的作用。

Novel selective reset CMOS image sensor circuit structure

新型选择性复位CMOS图像传感器电路结构

In the reserves of Zimbabwe and South Africa, annual culls are already routine.

在津巴布韦和南非的自然保护区，每年的选择性捕杀已成惯例。

Perspicacity includes selective code, selective comparing and selective combining.

洞察力包括选择性编码、选择性比较、选择性联合。

All patients underwent an elective osseous surgical procedure on the forefoot.

所有病人都作了前足的选择性骨手术.

The alternative forgone is called the opportunity cost.

这种选择性的放弃就叫做机会成本

Among the many regulatory substances in use we have controllable and selective herbicides.

在所有的许多调节物质中,有控制性的和选择性的除草剂.

Antibotics are somewhat selective in their antibacterial actions.

抗菌素的抗菌谱略有选择性.

A plastic membrane serves as selective diffusion barrier.

一层塑料薄膜起着选择性渗透屏障的作用.

Memory is selective and fallible.

记忆有选择性而且会出错。

The reaction was found to be highly stereoselective.

此反应表现出高度的立体选择性.

Its common useis in conjunction with selective gas chemisorption for verification of metal surface area.

它通常是和选择性气体化学吸附结合起来使用,以确定金属表面积.

Different phase sequences have different effects on reducing PAPR in SLM.

采用不同相位序列的选择性映射降低PAPR的效果是不同的。

Selectivity of human migration long been the focus of demographers and economists.

人口迁移的选择性一直以来都是人口学家和经济学家关注的焦点

The superficial layers are often frequency selective to transmission.

表层传播一般都有频率选择性.

Mr Robins, suffering from selective amnesia about his role in the affair, was contradicted in nearly every instance by other witnesses.

对于自己在该事件中所扮演的角色，罗宾斯先生患上了选择性失忆症，因此几乎在每次庭审中都会受到其他证人的反驳。

This process relies on a catalyst of high selectivity and week activity.

这过程所靠的是一种高选择性和低活性的催化剂.

"You know, people conveniently forget the things they say."— 'Well this is it.'

“你知道，人们会选择性地忘记自己说过的话。”——“嗯，是这样。”