介绍了地源热泵的工作原理、特点，根据它在某工程中的实际应用，详细介绍了采用地源热泵空调的可行性、地源热供回水干管设计，以及热交换器的选型与安装。

The operating principle and features of the earth source heat pump are introduced. Based on its actual application in a project, the feasibility for using the earth source heat pump, the main piped…

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