综述了直接接触式换热中单个液滴蒸发换热的理论与试验研究进展情况，以及在直接接触式换热器的整体换热研究进展状况。
Reviewing the theoretical and experimental research advancement of direct contact evaporating heat transfer of a single drop, and the whole heat transfer in direct contact heat transfer appliance.
整个系统在运行过程中以直接接触换热器与沉淀池的液位差作为循环动力。
The difference of liquid levels between the direct contact heat exchanger and the depositing pool is used as the diving force of the water flow.
换热器性能的好坏，直接影响着能源利用和转换的效率。
Their performances are directly connected with the effective using and transferring of energy.
利用产品的组态功能，可以将产品应用于：中央空调末端设备，换热器，压差旁通阀，空气品质、冷却塔、风机、水泵、液位、室内静压、直接蒸发式空调机组等。
To use its self-configured function , The DDC can be used in center air-condition endmost equipment, the quality of air , wind machine , water pump , liquid location , compressive stress and so on.
直接设计方法是一种先进的换热器设计方法，当换热器的局部几何特征可以代表整体的几何特征时，便可以应用此方法。
Direct sizing is a new method for heat exchanger design. It can be used when local geometry character is representative.
直接设计方法是一种先进的换热器设计方法，当换热器的局部几何特征可以代表整体的几何特征时，便可以应用此方法。
Direct sizing is a new method for heat exchanger design. It can be used when local geometry character is representative.
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