The operation mode with water tank in which the hot water flows through the solar collector first and then the buried coil is preferable.
有蓄热水箱时的联合供暖运行模式二(集热器与埋管串联运行，载热流体先经过埋管后进入集热器)的效果最佳。
The operation mode with water tank in which the hot water flows through the solar collector first and then the buried coil is preferable.
有蓄热水箱时的联合供暖运行模式二(集热器与埋管串联运行，载热流体先经过埋管后进入集热器)的效果最佳。
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