Part of the silicon layer was masked and dry etched with SF6 gas to allow connection of the current-collector to the outside circuit.
硅片的一部分经掩膜后进行SF6干法刻蚀，从而使集流器能够连接到外电路上。
The water collector is in a double-layer plate type ripple structure with a layer of plastic film covered outside.
其所述的收水器呈双层板式波纹结构，其外有一层塑料膜。
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