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. 2021 Oct 25;38(5):960–968. [Article in Chinese] doi: 10.7507/1001-5515.202102054

表 1. The formula of six scaffolds.

六种支架的结构表达式

类型	表达式
L-G-50%	G_{(x, y)} − 0.015x − 0.015y
L-G-60%	G_{(x, y)} − 0.015x − 0.015y − 0.38
L-G-70%	G_{(x, y)} − 0.015x − 0.015y − 0.75
N-G-50%	{1/[1+e^{0.03(55 − x)}]}G_{(x, y)} + {1/[1+e^{− 0.03(55 − x)} ]}D_{(x, y)}
N-G-60%	{1/[1+e^{0.03(55 − x)}]}G_{(x, y)} + {1/[1 + e^{− 0.03(55 − x)} ]}D_{(x, y)} − 0.22
N-G-70%	{1/[1+e^{0.03(55 − x)}]}G_{(x, y)} + {1/[1 + e^{− 0.03(55 − x)}]}D_{(x, y)} − 0.38