我要中间有个圆的石头,但是我也要中间的石头两边有一些长方形的宝石的钻石。
I want a round stone in the centre, but I would also like some baguets on both sides of the centre stone.
这条美艳的艺术项链由正方形和长方形的海蓝宝石制成,是荷兰王室的最爱。
The stunning art deco-style necklace made from a mix of square and rectangular aquamarines is a firm favourite with the Dutch royals.
并从蓝宝石晶体的结晶习性、晶格结构及晶体脆性等方面研究晶体生长方向的选取原则。
The selecting principle of crystalline growth direction was researched from crystal habit, lattice structure and crystal brittleness of sapphire crystal.
并从蓝宝石晶体的结晶习性、晶格结构及晶体脆性等方面研究晶体生长方向的选取原则。
The selecting principle of crystalline growth direction was researched from crystal habit, lattice structure and crystal brittleness of sapphire crystal.
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