Akụkọ ụlọ ọrụ
-
Akụkụ nke Ngwa Akara O-RING Excavator
O-mgbanaka (O-mgbanaka) bụ mgbanaka akara rọba nwere akụkụ obe okirikiri.N'ihi akụkụ obe nke nwere ụdị O, a na-akpọ ya O-mgbanaka, nke a na-akpọkwa O-mgbanaka.Ọ malitere ịpụta n'etiti narị afọ nke 19, mgbe ejiri ya dị ka ihe nkpuchi maka cyl engine steam ...GỤKWUO