3 d structures 三维结构
2 d structures 二维结构
hinged d structures 铰接构造
braced d structures 支撑结构
3 d data structures 三维数据结构
3 d plant structures 植物三维结构
3-d complex structures 三维复杂构造
3-d ordered structures 三维有序结构
The means for doing so were found in a special moldable agarose gel, dubbed 3-D Petri dishes, that encourage cells to grow into certain shapes and structures.
他们发现专用的可塑琼脂糖胶（被称为3-D培养皿）就能刺激细胞，使之发育成特定的形状和结构。
Existing 3-D printers, also called rapid prototyping machines, build structures layer by layer.
已有的三维打印机也被称做快速成型机，可以一层一层地构建出结构。
Under these conditions, the cells will aggregate to form 3-d tissue-like structures.
在这个情况下，细胞能够聚集在一起形成一个三维结构。
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