顶板 頂板
dǐng bǎn
Maʼnosi
roof; roof plate; rock layer forming roof of a cave or mine; abacus
Ilovada oʻrganish → Chiziq tartibida yozish
dǐng bǎn
roof; roof plate; rock layer forming roof of a cave or mine; abacus
Ilovada oʻrganish → Chiziq tartibida yozish