【简答题】A.Leather goods. B.Shoes. C.Handbags. D.Clothes.
【单选题】What has Linda been designing for the British company?A.handbagsB.leather goods#
A.
What has Linda been designing for the British company? A.handbags
C.
handbags and leather goods
【简答题】如何理解YAG:Ce3+的发光(5d-4f跃迁)既强有宽而Y2O3:Eu3+的发光(4f-4f跃迁)既弱又窄
【简答题】施工测量的基本工作是测设点的()和 高程。