英语语法分析

In silicotic collagen the active stable free radical was absent.

矽肺胶原缺乏活泼性较高的稳定自由基。

Objective To investigate phenotype of mast cells in rat silicotic foci.

目的研究矽肺病灶内肥大细胞的表型。

Conclusion IGF 1 could play and important role in the formation of silicotic fibrosis.

结论IGF1可能在矽肺纤维化形成过程中发挥重要作用。