11kn AS Ọkọlọtọ PW-15-A Pịnye ụdị ihe mkpuchi mkpuchi
Nkọwa dị mkpirikpi:
Ụdị pin pin seramiiki insulator poselin akụkụ na nkedo ígwè na-ejikọta ọnụ na ciment nrapado, na elu nke poselin akụkụ a na-ekpuchi elu nke glaze ka mma mkpuchi arụmọrụ nke insulator.A na-etinye ihe na-eme ka mmiri dị n'elu elu nke nrapado ebe a na-agbanye ígwè nkedo na poselin.