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1.Acids with different cation were distinguishingly different in activation energy and frequency factor distribution.

1.不同阳离子同种羧酸盐,活化能和频率因子分布却相差很大。

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2.C36CH2 cations have antiaromaticity with negative resonance energy, whereas C36CH2 anions have aromaticity with positive resonance energy.

2.反之,C36CH2阴离子因共振能为正值而具有较香性和稳定性。

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3.The resultant ionized bond can be cleaved by a hemi-heterolysis process, affording a cation and a neutral radical.

3.生成离子化键能由半异裂过程而开裂,提供一个正离子和一个中性游离

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4.A method for the determination of trace cations in the tetramethylammonium chloride was developed by ion chromatography(IC) with conductivity detector.

4.文章采用离子色谱法测定浓度四甲氯化铵中钠、钾和钙金属离子。

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5.Structure of pneumatic material c lamping device and pneumatic system have been introduced with ex-pounding appli cation in a notching press.

5.介绍对气动压料装置气动系统,以气动压料装置在冲槽机上应用。

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6.Taking the example of the homoaromaticity of cyclooctriene cation and imidazole and oxazole basicity,the essay discusses the application of resonance theory.

6.文中以环辛三烯正离子香性和咪唑与恶唑碱性为例,讨论了共振论应用。

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7.Isobornyl ethyl ether was prepared by the catalytic ethoxylation of camphene with ethyl alcohol in the presence of cation exchange resin fixed bed.

7.莰烯在阳离子交换树脂固定床催化下与乙醇反应生成异菠乙醚。

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8.Binding energy and interaction potential of calcium cation and diazine ring are based on the calculation of all the complexes of optimized structures.

8.对优化得到稳定配合物计算了钙离子与二嗪合能和相互作用势.

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9.When metal-bearing solution moved along deep faults to cavities or frac tures, the metal cations reated with pyrite and organic matter and precipitated as sulfid...

9.造减压带中,铅锌配合物交代地层中黄铁矿或被有机质还原而沉淀富集。

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10.The synthesis of tridecane dicarboxylic acid diethyl ester with ethyl alcohol and tridecane dicarboxylic acid as reactants and cation exchange resin as catalyst had been studied.

10.以强酸性阳离子交换树脂为催化剂,十三碳二元酸与乙醇为原料合成十三碳二元酸二乙酯,考察了影响反应因素。

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可汗学院:生物化学

1.The sodium, this became a cation, because it's positive.

钠,了阳离子,因为它是正的。机翻

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Crash Course 综合篇

2.Cations are positively charged and anions are negatively charged.

阳离子带正电, 阴离子带负电。机翻

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Crash Course 综合篇

3.So cations only react with anions to form new compounds.

所以阳离子只与阴离子反应形新的化合物。机翻

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Crash Course 综合篇

4.Silver is also a metal and is also a cation.

银也是一种属, 也是一种阳离子。机翻

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Crash Course 解剖生理学篇

5.But they're really just positively-charged cations — like calcium, sodium, and potassium — and negatively-charged anions, like phosphate, sulfate, and bicarbonate.

但它们实际上只是带正电荷的阳离子——比如钙、钠和钾——和带负电荷的阴离子,比如磷、硫和碳

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Crash Course 综合篇

6.And don't just think that there's one anion and one cation.

不要只是认为只有一种阴离子和一种阳离子。机翻

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Crash Course 综合篇

7.But how do we know which ions are cations and which are anions?

但是我们怎么知道哪些离子是阳离子哪些是阴离子呢?机翻

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Crash Course 综合篇

8.Alkali metals want nothing more than to dump off an electron and form a positive ion, or cation.

属只想释放电子并形正离子或阳离子。机翻

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Crash Course 综合篇

9.Now, when we name ionic compounds, we just say the cation first, and the anion second.

现在,当我们命名离子化合物时, 我们只是先说阳离子, 然后再说阴离子。机翻

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Crash Course 综合篇

10.But the names of these ions change somewhat depending on whether they are cations or anions.

但是些离子的名称会根据它们是阳离子还是阴离子而有所不同。机翻

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Crash Course 综合篇

11.Cations, for some reason, the name is just the element followed by the word " ion" .

阳离子,出于某种原因, 名称只是元素后跟“离子” 一词。机翻

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Crash Course 综合篇

12.They all form ions readily when they react with non-metals, and when they do, they always lose electrons, forming cations.

当它们与非属反应时, 它们都很容易形离子,当它们发生反应时, 它们总是失去电子, 形阳离子。机翻

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Crash Course 综合篇

13.Iron, for example, in the middle there, forms cations, but they can have a charge of either two or three.

例如,铁在中间形阳离子, 但它们可以带两个或三个电荷。机翻

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Crash Course 综合篇

14.Ions that have lost electrons, and therefore take on a positive charge, are cations. Whereas ones that gain electrons to become negative are anions.

失去电子并因此带正电荷的离子是阳离子。而那些获得电子负离子的是阴离子。机翻

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Crash Course 综合篇

15.Next, you have the alkaline earth metals - reactive metals, but not as reactive as the alkali metals, forming cations with two positive charges instead of just one.

接下来,你有碱土属 - 活泼属, 但不像碱属那样活泼,形带有两个正电荷而不是一个正电荷的阳离子。机翻

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modulated, modulating control, modulation, modulationtechnique, modulator, modulator-demodulator, modulatory, module, moduler, modules,

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