Ọna itọju alapapo igbohunsafẹfẹ alabọde alabọde fun pipe irin, paipu epo daradara ati paipu lu
Ohun ti o wa lọwọlọwọ jẹ ọna agbedemeji igbohunsafẹfẹ ifunni alapapo igbona igbona ooru fun awọn paipu irin, awọn ọpa kanga epo ati awọn oniho lu. Ọna naa ti pin si: a gbe iṣẹ -ṣiṣe sori pẹpẹ ibi ipamọ; ...