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The preys spectrum had certain selectivity,appulsive on the Lepidoptera especially the large-scale larva, appulsive on differentstand also.

对于不同类型林分也有不同趋向性,对灌木、小乔木等害虫防治效果显著,而对于比树木上害虫防治效果差。

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

第二,选择性只与表面库伦用力有关。

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The phenols were O-alkylated with 100% conversion and 100% selectivities using phenacyl bromide and benzyl bromide as alkylating reagents.

用溴代苯乙酮和溴苄为烷基试剂,以产率和100%率以及100%选择性得到了酚O-烷基产物。

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Glutamic acid fermentation is a kind of biochemistry fermentation engineering.Its selectivity is undivided comparatively.It is oxybiotic fermentation and is strict to air quality.

谷氨酸发酵是一种对发酵菌种选择性专一发酵工程,且为好氧性发酵。

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The invention is applied to the catalytic reactions such as aromatic ketone unsymmetrical hydrogen transfer reaction and can achieve very high yield and enantiotropic selectivity.

此发明应用于芳香酮不对称氢移反应等反应中,可以得到很产率和对映选择性

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Cyanopyridine,intermediate of rimifon, was synthesized from 4-picoline using vanadium oxide as a catalyst in a fixed-bed reactor, reached 99% conversion of 4-picoline, 88% selectivity and 87.

以4甲基吡啶为原料,在固定床反应器中通过含氧剂发生气固相接触氨氧反应制备雷米封中间体4氰基吡啶,4甲基吡啶率为99%,4氰基吡啶选择性为88%,收率为87。

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3G, 401(K), a,

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经济学人-科技

It is this selectivity that gives these journals their prestige.

也正是这种专一性树立起了《自然》权威性。

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BBC 听 20167合集

Really the selectivity of the curators in purchasing these artworks was quite exceptional.

确实,馆长在购买这些艺术品时选择性上是十分卓越

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We achieved selectivity of more than 80 percent, a value that is on par with commercial reactors.

实现了超过 80% 选择性,与商业反应堆旗鼓相当。

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麻省理工公开课:人类大脑

And can everybody see how this plot shows you the direction selectivity of that cell?

每个人都可以看到该图如何向您显示该细胞方向选择性吗?

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麻省理工公开课:人类大脑

And you see direction selectivity when you do that.

当你这样做时,你会看到方向选择性

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TED演讲(视频版)双语精选

This active process also enhances our frequency selectivity.

有源放大过程也能增强我对频率辨识

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2023名人高校毕业演讲

By contrast, trained attention is about selectivity, about priority.

相比之下,训练有素注意是关于选择性关于优先级

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六级晨读美文

We haven't found any convincing evidence that selectivity or prestige matters.

还没有找到任何令人信服证据表明选择性或声望很重要。

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Friday Flash Fiction——100词微小说

He employed selectivity regarding his patrons: truly great modern artists made available to billionaires.

他对赞助人有选择性:向亿万富翁提供真正伟大现代艺术家。

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Scishow 精选系列

And the channel's selectivity for sodium is one reason why the best salt substitute out there, potassium chloride, still isn't very good.

通道对钠选择性是导致最好盐替代品,也就是氯化钾,仍然不是很令人满意之一。

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麻省理工公开课:人类大脑

As you move across the cortex, you see a systematic change in the direction selectivity of neurons as you move across the cortex.

当您穿过皮层时,您会看到神经元方向选择性发生了系统性变化。

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麻省理工公开课:人类大脑

This is the direction selectivity of that cell, showing you that when the stimulus moves in this direction, you get a lot of firing.

这是该细胞方向选择性,向您表明当刺激朝这个方向移动时,您会得到大量放电。

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麻省理工公开课:人类大脑

You can think about how you would use this phenomenon to ask whether there's direction selectivity, not just responses to motion, in human MT.

你可以思考如何利用这种现象来询问人类机器翻译中是否存在方向选择性而不仅仅是对运动响应。

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TED演讲(视频版) 202210合集

These large improvements in efficiency, selectivity and production rates are very important because they will ensure that electrochemical reactions are competitive with fossil-fuel-powered ones which are already highly optimized.

这些效率、选择性和生产率 巨大提升非常重要,为它保证了为它保证了电化学反应能够和 已高度优化化石燃料动反应竞争。不过啊,尼龙只是成千上万化学品 所组成汪洋大海中一滴水。

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大学生活 Crash Course

When you're ready to apply, you'll want to think about how competitive it will be to get into each school by looking at their selectivity, or rate of admission.

当你准备申请时候,你会想通过他选择性或录取率,来考虑进入每所学校竞争有多激烈。

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中级英语短文

The research team developed a small molecule compound with high selectivity for LB that can provide an objective basis for early diagnosis and holds great scientific value and clinical significance.

研究团队开发了一种对路易小体具有高选择性小分子化合物,可为早期诊断提供客观依据,具有重要科学价值和临床意义。

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麻省理工公开课:人类大脑

Right, a further bit of evidence is remember I said how, in monkeys, next door bits in MT have similar direction selectivity.

, 进一步证据是记得我说过,在猴子中, MT 中隔壁位具有类似方向选择性

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TED演讲(视频版)双语精选

This same instability also enhances our frequency selectivity, for a given hair cell tends to oscillate best at the frequency at which it normally trembles when it's not being stimulated.

同样不稳定性也能增强我对频率辨识为某个毛细胞摆动最佳频率,一般是它在不受刺激时自然抖动频率。

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英语专业八级作文易考范文50篇背诵

While one system may conclude peer assessment retention rate, faculty resources, student selectivity, and financial resources, another system may lay its emphasis on the number of famous alumni, the student evaluation of professors and the evaluation of college students.

一种测量系统仅仅包含了评估、经济实、师资量、学生成绩、保留率方面考虑,其他测量系统或许会更加重视著名校友数量,老师对学生评估以及学生评估。

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hexides, hexin, hexine, hexiology, hexitan, hexitol, hexnut, hexoaldose, hexobarbital, Hexobendine,

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3G, 401(K), a,
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