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The method of liquid phase rearrangement of styrene oxide to phenylacetaldehyde catalyzed by SAStype solid acids and molecular sieves was studied.

研究SAS型固体几种子筛上氧化苯烯液相重排成苯醛的反应,催化剂的活性、选择性稳定性。

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The rearrangement of acetone oxime in the Beckmann solution involves three acetic acid molecules and one proton (present as an oxonium ion).

模拟表明,有三个一个质子(以氧鎓的形式纯在)参与反应。

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Citral was synthesized by catalytical rearrangement of dehydrolinalool in toluene solution with the present of molybdenyl acetylacetonate, benzoic acid and dimethyl sulfoxide (DMSO).

摘要采用脱氢芳樟醇为原料,在酰丙酮钼、苯甲、二甲基亚砜(DMSO)的甲苯溶液中催化重排合成柠檬醛,柠檬醛在不同体系中的热敏性。

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PBS趣味科普

So we can do some rearrangement, take the log of both sides.

所以们可以一下把两边同时取 log 值。

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潮流科技大事件!

It's a 4 point rearrangement, with a flash and triple Leica cameras.

采用四眼一个闪光灯,三个徕卡摄像头。

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透视百科科技类

We know that radiation causes or will induce these chromosome aberrations, or rearrangement of the chromosomes.

们已知辐射会引起或诱发染色体的畸变或

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双语版 TED-Ed 演讲精选

One classic proof often attributed to Pythagoras himself uses a strategy called proof by rearrangement.

经典证明是毕达哥拉斯自己做出的,他利用了一种名叫的证明方法

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Fast Facts Non-Small-Cell Lung Cancer

RET rearrangement RET rearrangements occur in 1-2% of patients with NSCLC.

RET 1-2% 的 NSCLC 患者发生 RET

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复活

If she married Simonson, his presence was no longer necessary, and that required a rearrangement of his projects.

如果她嫁给了西蒙森, 就不再需要他在场了, 这就需要他的计划。

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The Elements of Style

This is easily corrected by rearrangement.

这可以通过轻松纠正

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MILLENNIA THINKER

I'm just too pretty to pay people for slow-face rearrangement treatment.

太漂亮了,无法付钱给人们进行缓慢的面部治疗。

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2009 ESLPod

Amy is saying this new arrangement of the furniture – this rearrangement isn't going to work.

艾米说的是家具的这种布置——这种布置是行不通的。

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Scishow 精选系列

Aerating also exposes the wine to oxygen, and oxygen causes oxidation: a rearrangement of electrons that can shift a chemical's properties and help break down molecules.

透气还会使葡萄酒暴露在氧气中,而氧气会导致氧化:电子的可以改变化学物质的性质并帮助分解分子。

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六级晨读美文

Enter the executive editor, who makes a suggestion requiring a more-than-modest rearrangement of the design and the addition of an information box.

输入执行编辑,他提出了一个建议,要求对设计进行非常适度的并添加一个信息框。

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高等数学之美

And sometimes you see this with one more rearrangement still, where the information  is the negative log base 2 of the probability.

有时,您还会看到这种情况, 还需要进行一次,其中信息是以 2 为底的概率的负对数。

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The Common Reader Volume 1 26 Essays on Jane Austen, George Eliot, Conrad, Montaigne and Others

As for the gossip, gossip which has survived its day is never despicable; with a little rearrangement it suits our purpose admirably.

至于流言蜚语,历经千辛万苦的流言从来都不是卑鄙的。经过一点,它非常适合们的目的。

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Fast Facts Non-Small-Cell Lung Cancer

ALK gene rearrangement ALK gene rearrangements result from inversions or translocations on chromosome 2 and occur in around 4% of patients with NSCLC.

ALK 基因 ALK 基因是由 2 号染色体上的倒位或易位引起的,大约 4% 的 NSCLC 患者会发生这种情况。

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还乡

In a dim light, and with a slight rearrangement of her hair, her general figure might have stood for that of either of the higher female deities.

光线微暗时,只要将发式稍加修整,她整个的体态便完全可以看作是任何一个高贵的女神。

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SciSHow 快问快答小科普

Aerating also exposes the wine to oxygen, and oxygen causes oxidation: a rearrangement of electrons that can shift a chemical’s properties and help break down molecules.

充气也会使葡萄酒暴露在氧气中,而氧气会导致氧化:电子的可以改变化学物质的性质并帮助分解分子。

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Bayesian Statistics

And it just represents the number of rearrangements of 1's and 0's that I can't distinguish that have the same sum as that number right there.

它只表示无法区分的 1 和 0 的次数,这些次数与该数字的总和相同。

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2017级专外有声

Many modern molecular tests such as flow cytometry, polymerase chain reaction (PCR), In situ hybridization, immunohistochemistry, cytogenetics and gene rearrangements studies fall within the territory of pathology.

许多现代分子检测,如流式细胞术,聚合酶链反应(PCR),原位杂交,免疫组织化学,细胞遗传学和基因研究都属于病理学领域。

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Osmosis-血液肿瘤

These centroblasts have a rearrangement of their immunoglobulin genes, and some of them undergo a class switch where they change from producing IgM antibodies to producing IgG or IgA antibodies.

这部分中心母细胞的免疫球蛋白基因发生了,其中的一些会经历Ig类别转换,从产生IgM变成产生IgG或IgA。

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经济学人 Culture

The particular ribozymal activity Dr Cech's team found was an " autocatalytic" rearrangement of an RNA molecule (the actual discovery was made by Paula Grabowski, a graduate student).

Cech 博士的研究小组发现的特定核酶活性是 RNA 分子的“自催化”(实际发现是由研究生 Paula Grabowski 完成的)。

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