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Aug 27, 2009
Solar Panel
今年以来,太阳能电池板的价格下降了40%左右
,主要是因为受金融危机影响,欧洲市场萎缩,而产能(主要是中国)又不断增加。
一块太阳能电池板通常能供电几十瓦,大小在 0.5x0.5 m^2。譬如 Amazon 上卖的
这个产品
,20瓦,360 x 530 x 17 mm,159刀。
算 0.2 平方米,假设装100平方米,共500片,$80,000,10000瓦
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