发布时间:2025-02-06 03:49:24
因为空气密度是1.29千克/立方米,所以体积630000立方米的空气质量就是630000×1.29=812700千克。
空气比热容是1×10³J/kg℃,所以需要热量就是Q=CmΔT=1000×812700×10=8127000000焦耳。
湖北省首套房贷款政策,2019年湖北首套房贷款利率及首付比例规定
2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24LUOLAI 罗莱家纺 WAD0019-4 梦幻樱色全棉四件套 1.8m床-详细介绍
2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24我家冰箱停电了里面的肉都臭了臭味太浓了一个多星期了臭味还是去不了怎么办啊有好的办法吗
2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24 2025-02-06 03:49:24