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Increasing carbon dioxide in the atmosphere has a double effect on coral.
大气中不断上升的二氧化碳含量对珊瑚有双重作用。
youdao
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The invention discloses a double-effect ground source heat pump system.
本发明公开了一种双效的地源热泵系统。
youdao
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The invention discloses a double-effect ground source heat pump system.
本发明公开了一种双效的地源热泵系统。
youdao