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The design of the gun is commonly defined by perveance, beam current, waist radius, waist position and cathode current density.

它的设计主要有导流系数、流、腰半径、腰位置以及极电流密度。

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The influence of the distances between anticathode and cathode and electrolysis voltages on the radius and depth of micro-dimples was investigated.

探讨了电解电压和极之间的间距对电解加工的影响。

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In copper electrolytic refining,high quality cathode copper can be produced by adding WHN1 together with suitable amount of gelatin and sulfocarbamide.

电解生产时该添加和适当的明胶、硫配合,可获得高品质的极铜。

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This articel has detailes introductions on application of cold working technology and popularization of diamond tools in processing cathode carbon block,in order.

介绍了低碳低硅冷加工用拉丝线材的化、生产工艺设计及新产品开发。

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Several kinds of tungsten thermonic cathode were introduced.Moreover, the advances in the cathode with a monoatomic layer on the molybdenum substrate were reviewed.

概述了几种电子管钨基极材料的研究进展及钼基原子膜极的研究现状。

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To realize the high efficiency of dernisting, thenew type cathode wires and anode tubes with superperformance were developed for increasing the current density and field intensity.

实现除雾高效化,关键在于研制高性能的新型极线和极管,提高电流密度和电场强度。

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Brazing quality and product reliability are both increased as using high frequency pulse microplasma arc heating process for assembly brazing of cathode and photoetching grid of electron tube.

采用高频脉冲微束等离子弧做为电子管极和光刻栅极装配钎焊工艺的热源,提高了钎缝质量和产品的可靠性.

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如何避免气候灾难

There's a cathode, which is the positive electrode.

一个是阴极,它是阳性极。

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科普小杂文

They used titanium disulfide as a cathode and metallic lithium as an anode.

它们使用二硫化态作阴极,金属锂作阳极。

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经济学人-科

Making a battery that can store more energy requires a larger cathode containing more lithium ions.

制造能储存更多池要求更大负极以包含更多锂离子。

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经济学人-科

However, the thicker the cathode, the slower the ions will move through it.

然而,负极部分越厚,离子移动穿越度就越

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VOA英语_科

Both the cathode and anode can store lithium.

正极和负极都可以储存锂。

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经济学人-科

That matters because a battery works by shuttling ions between its anode and its cathode.

这一点很关键,因为池就是通过穿梭于它阴极和阳极之间离子来工作

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VOA英语_科

The cathode acts as the battery's positive side, while the anode is the negative side.

正极是阳极,而负极是阴极。

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VOA英语_科

This means the lithium ions travel from the cathode back to the anode.

这意味着锂离子从正极回到负极。

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Scishow 精选系列

Copper likes having electrons more than zinc, so it's more electro negative and thus, our cathode.

铜和锌相比更加需要子,所以它负性更强,也就是我们负极。

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切达科学解读(双语精选)

In the '60s and '70s, cathode ray tubes used phosphorous illuminated by electrons to display text and info.

在上世纪 60 年代和 70 年代,阴极射线管会用子使磷发光,以显示文字和信息。

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经济学人-科

Drying the substrate removes most of the organic material, leaving a solid cathode.

在干燥糊剂基质过程中,大多数有机物挥发,只留下一个固体负极。

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VOA英语_科

The two main parts of a battery are the cathode and anode, the U.S. Department of Energy's Argonne National Laboratory explains.

两个主要部分是正极和负极,美国能源部阿贡国家实验室解释说。

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经济学人-科

Printing cathodes this way is just the beginning.

以这种方式打印池负极只是一个开始。

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经济学人-科

The cathode of a typical electric car's battery would need tens of thousands of these interleaved fingers.

一个典型动车负极需要上万个这样交错指状物。

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TED-Ed(视频版)

Applying a voltage to the cathode makes it heat up and release electrons.

向阴极施加压使其升温并释放子。

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潘潘

It somehow connected with the cathode of the lightening.

可能与闪有阴极有关联。

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Crash Course 综合篇

They're are the anode and cathode here.

它们是这里阳极和阴极。

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SciShow 合集

A battery is made of a positive electrode called a cathode and a negative electrode called an anode.

池由称为阴极正极和称为阳极负极组成。

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经济学人-科

This will require five pastes—two each for the cathode and the anode, plus a separator.

打印整节池要求5种糊剂——制造正负极各需要两种,隔板一种。

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TED-Ed(视频版)

This is a wire screen between the cathode and anode through which electrons could pass.

这是阴极和阳极之间金属丝网,子可以通过。

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