板式换热器在运用过程中，无论是板片发作变形、裂纹、穿孔，仍是垫片发作老化、开裂，都需求及时替换。
Plate heat exchanger in the process of use, whether plate deformation, crack, perforation, aging, cracking is still the gasket attack, all need timely replacement.
板式换热器的密封垫片滑离了垫片槽。
Plate heat exchanger of sealing gasket slip off the gasket groove.
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