So, this is what goes on in an electrolysis cell, and it works thanks to input energy from a power supply shown here.

所以，这是在一个电化学电池中发生的，它是靠输入的能量工作的,从和这个类似的电源输出的能量。

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The county lacked the electrical grid to supply cell towers with power.

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But reformation eliminates the need to supply the cell with pure hydrogen, making the whole process cheaper.

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Without an adequate supply of them a cell cannot grow big enough to divide.

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