本实用模型由定位体、电控半透明十字坐标板和定位球组成。
The utility model is composed of a positioning body, an electric control translucidus cross coordinate board and a positioning ball.
达·芬奇沉迷于像如何在画中营造半透明效果、如何展现光的奥秘——这正是画一个玻璃球要面对的问题。
Leonardo was obsessed with problems like how to create translucent effects in painting, how to capture the mysteries of light - the very problems posed by painting a glass sphere.
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