But its most pivotal constituent parts are the underground heat interchanger which constructed in the ground-source medium storage.
但其最关键的组成部分是建立在地源介质库中的地下换热器。
But its most pivotal constituent parts are the underground heat interchanger which constructed in the ground-source medium storage.
但其最关键的组成部分是建立在地源介质库中的地下换热器。
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