英语语法分析

Conclusion: CNTF is of trophic function on muscle cells in culture.

结论：CNTF对体外骨骼肌细胞具有营养作用。

In this paper, fuzzy number operation was used in identifying trophic type of lake.

本文提出了应用模糊数运算判别湖泊营养状态的类型。

The next best way to quantify the amount of protoplasm in each trophic level is to weigh it.

确定每一个营养阶层原生质总量的第二个好办法是称重。