Setting forth the functional features of the New Brand automatic Water Supply Equipment and the differences from the former conventional Brand automatic Water Supply Equipment.
阐述了新型变频供水设备的性能特点，以及与以往的常规变频供水设备的不同之处。
Setting forth the functional features of the New Brand automatic Water Supply Equipment and the differences from the former conventional Brand automatic Water Supply Equipment.
阐述了新型变频供水设备的性能特点，以及与以往的常规变频供水设备的不同之处。
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