With a piece of porous separator material (it looks like white trash-bag plastic) between them, the positive and negative electrodes are sandwiched together into stacks.

用一块多孔材料(看起来像白色垃圾袋塑料)放在正极和负极中间，像块三明治。

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Our company produce oil-water separator is a fine separation equipment, computer control, cost-effective, maintenance, low cost, is your ideal choice material.

我们公司生产的油水分离器是一款精密的分离设备，微机控制，性价比高，维修成本低，是您理想的选择材料。

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The three-phase separator and construction material of UASB reactor were also discussed.

对三相分离器和UASB 建筑材料等问题也进行了讨论。

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But for the process to result in a working battery, all five layers must stick together and work in synchrony, and the tricky step was finding a separator material that kept the whole stack in one piece.

BBC: 'Paint-on' batteries demonstrated