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1·The negative pole of a battery is the part which releases electrons.

电池的负极是释放电子的一端。

2·Lithium battery is a battery whose Lithium is used as active substance of negative pole.

一次锂电池是以金属锂作为负极活性物质的现代先进电池，具有广阔的应用前景。

3·The action of the negative pole of a magnetic needle is just as real as the action of the positive pole.

一根磁针的磁极作用，无论正负都是一样的真实。

4·The action of the negative pole of a magnetic needle is just as real as the action of the positive pole .

这个效应表明，有一种垂直于圈平面的力作用在磁极上。

5·Experiment is performed and the result shows that the sharp electrode is the best and power supply should connect the negative pole.

荷电电极接电源不同极性时荷电效果亦不同，接电源负极所能够达到的最大荷质比较大。

6·The second voltage and the reference voltage are respectively inputted to a negative pole and a positive pole of a first comparator.

所述第二电压和所述参考电压分别输 入第一比较器的负极和正极；

7·The shielding layer is a copper film provided with adhesives on one side, and is connected with the negative pole of the transducer.

所述的屏蔽层为一边带粘接剂的铜膜与换能器负极连接。

8·The action of the negative pole of a magnetic needle is just as real as the action of the positive pole. To decline is to accept — the other alternative.

一根磁针阴极的作用和阳极的作用都是一相真实的；拒绝也是一种接受——这些都是二中择一的选择。

9·The first soft metal layer and the second soft metal layer are correspondingly plated on the contacts of the positive pole and the negative pole of the dry battery.

第一软金属层和第二软金属层 是对应镀在干电池的正电极的触点上及负电极的触点上。

10·MSP430F449 has abundant internal resource, but itself 12 b A/DC negative pole reference voltage can′t be lower than 0V. It has brought the difficulty in measuring alternating current signal.

MSP430F449单片机内部资源丰富，但是他本身自带的12位A/DC参考电压中的负极最低不能小于0 V电压，对于交流信号的测量带来了困难。

阴极

1·The findings indicated that hydrothermal method preparation pyramidal nanometer zinc oxide has the good field emission performance, Is the FED negative pole's ideal material.

研究结果表明，水热法直接合成锥状纳米氧化锌具有良好的场发射特性，为场发射平板显示器阴极的理想材料。

负极

1·The negative pole of a battery is the part which releases electrons.

电池的负极是释放电子的一端。

2·Lithium battery is a battery whose Lithium is used as active substance of negative pole.

一次锂电池是以金属锂作为负极活性物质的现代先进电池，具有广阔的应用前景。