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Hydraulic filters are used in hydraulic systems to filter out particulate debris and rubber impurities in mechanical equipment, cylinders, valve bodies, hydraulic oil systems, and ensure the cleanliness of the hydraulic system.液壓過濾器應用在液壓系統中，用于濾除機械設備，油缸，閥體，液壓油系統中的顆粒雜物及橡膠雜質，保證液壓系統的清潔度。