Ikhwalithi ephezulu ye-valve yengcindezi ephansi yomkhiqizo waseShayina: ukuhlaziywa kokuncintisana kwemakethe
Ngokuthuthuka okusheshayo komnotho waseShayina, ama-valve anengcindezi ephansi asetshenziswa kabanzi ezimbonini eziningi, futhi isidingo semakethe siyaqhubeka nokukhula. Kulo mongo, kuye kwavela ama-valve amaningi anengcindezi ephansi, eqinisa ukuncintisana kwemakethe. Leli phepha...
buka imininingwane