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2014-04-13 17:04:282023-01-16 09:16:33高断熱はわかるけど、高気密って必要？
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2014-04-11 16:26:452017-08-05 17:12:31暖房（冷房）器具の**畳用の根拠：Q値はどう使う？
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2014-04-11 11:20:002023-01-17 17:21:15電気・ガス・灯油・（薪）の熱量と料金（価格）を知る
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2014-04-10 19:34:182017-08-03 11:27:32家で使うエネルギーについて知る
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2014-04-10 16:08:502017-07-31 13:33:19二酸化炭素(CO2)がヤバイ
