太阳能电池背膜要具有优异的耐候性、抗紫外线性能和良好的力学性能。

Solar cell film need have excellent weather resistance, UV resistance and good mechanical properties.

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提高太阳能电池板背膜材料的表面能可以对太阳能电池板进行更好的封装，从而对生产出高性能、长寿命的太阳能电池板具有重要意义。

Improving the surface energy of the dorsal membrane materials can lead to better packing of the solar panel, which devotes a lot to the production fo high-performance and long-life solar panel.

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现在的模型是由几层膜和一个金属化的背框组成的。

The current prototype is constructed from a number of films and a metallised back-frame.

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