The results show that in order to obtain higher exergy efficiency number of transfer unit(NTU)and capacitance ratio should be selected carefully for they have optimum values.
指出为取得较高的（火用）效率，传热单元数和水当量比应仔细选择，它们有一最佳值。
The results show that in order to obtain higher exergy efficiency number of transfer unit(NTU)and capacitance ratio should be selected carefully for they have optimum values.
指出为取得较高的（火用）效率，传热单元数和水当量比应仔细选择，它们有一最佳值。
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