Chinese telescopic flange urukurubụba valvụ: ire ụtọ na unobstructed, na-edozi gị pipeline nsogbu
Chinese telescopic flange nru ububa valve: dị larịị na enweghị mgbochi, na-edozi nsogbu pipeline gị na mmepụta mmepụta ihe, ọrụ nkịtị nke sistemu pipeline dị oké mkpa maka usoro mmepụta nke ọma. Otú ọ dị, n'ihi ihe dị iche iche, pipeline usoro ...
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