The invention discloses an overflow hole type throttling structure for a medium inlet of a plate heat exchanger.
本发明公开了一种板式换热器介质入口的溢孔式节流结构。
The invention relates to a three-hole type energy dissipater which comprises an upper connecting unit, a lower connecting unit and at least an energy dissipation plate.
本发明是有关一种三孔式消能装置，包含上连接单元、下连接单元及至 少一消能钣；
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