企业是社会的经济细胞，是微观经济管理的主体。
The enterprise is the economic cell of the society, and the main body of the microeconomic management.
企业是构成经济系统的细胞。
目的：为深入探讨肝纤维化的细胞机制，探索经济、稳定的肝星状细胞分离和培养方法。
Objective: To investigate the method of isolation and culture of hepatic stellate cells for studying the cellular mechanisms of hepatic fibrosis.
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