Việt
phấn
vôi photphat
thành hệ đá phấn
xi măng đá vôi
Anh
antherozoid
chalky
phosphatic chalk
chalk formation
chalk rock
calcareous cement
calcareous rock
calcareous stone
chalk stone
antherozoid, chalky /y học;xây dựng;xây dựng/
phosphatic chalk, chalky
chalk formation, chalk rock, chalky
calcareous cement, calcareous rock, calcareous stone, chalk stone, chalky