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xiwang123

新虫 (正式写手)

[求助] 生物滤池自然拔风 已有1人参与

滤池的通风主要依靠自然拔风,推动力是池内外温差。池中的水温低于外界(夏季)时风向由上而下;池中的水温高于外界(冬季)时风向由下至上。具体的原理是什么?_?

@zslddt @lben85 @任长存 发自小木虫Android客户端
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ahvfmqz469

新虫 (正式写手)

说的不错~~~~~~~~~~~~~~~~~~~~~~
2楼2017-05-16 22:00:27
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mchs

至尊木虫 (著名写手)

【答案】应助回帖

冷热气体的密度差
3楼2017-06-14 17:42:30
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