sandy land evolution
常見例句
- Therefore, river evolution has very vital initiative and promoting effects on the formation and development of sand-dune groups and sandy land in natural conditions.
這些足以說明，在自然狀況下，河流演變?cè)谏城鹑汉蜕车匦纬裳莼衅鹬浅Ｖ匾拇龠M(jìn)作用。 返回 sandy land evolution