蛋糕切口刀子耐磨性使用特别磨蚀证明材料。

Wear resistance of cake cutting knives using a special abrasion-proof material.

youdao

蛋糕切口刀子耐磨性使用特别磨蚀证明材料。

Wear resistance of cake cutting knives using a special abrasion-proof material.

youdao