求翻译：高压加热器是用汽轮机抽汽加热锅炉给水来提高给水温度，以提高机组的热经济性。高压加热器由壳体、管板、管束、隔板等部件组成。高压给水加热器为单列卧式表面凝结型换热器，水室采用自密封结构。是什么意思？

The high-pressure heater steam turbine extraction steam heating boiler feed water to improve water supply temperature to improve the thermal economy of the unit. The high-pressure heater shell, tube sheets, tubes, partitions and other components. The high-pressure feedwater heater as a separate hori

High-pressure steam turbine with the heater is gas heating boiler feed water to increase the water temperature of the unit, in order to improve the economy. High pressure heaters by housing, management, control, and bulkhead etc. . High-pressure water heater into a single column horizontal surface c

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High pressure steam turbine extraction steam heating boilers water heaters is to raise the water temperature to increase heat economy of unit. High pressure heaters by shell, tube, tube, diaphragm, and other components. High pressure feed water heater for single row horizontal surface condensation h

The high-pressured heater is pulls out the steam heating boiler with the steam turbine to enhance for the water gives the water temperature, enhances the unit the hot efficiency.The high-pressured heater by parts and so on shell, tube plate, control, partition board is composed.The high pressure for