flat plate solar collector has
flat plate solar collector has
平板太阳能集热器有
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The effect of wind speed on the top heat loss coefficient of flat plate solar collector has been analyzed, the modified coefficient for wind speed effect and its empirical equation has been derived.
本文分析了风速对平板型太阳集热器顶部热损失系数的影响，导出了风速影响修正系数及经验公式。
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