Compound effect "of compound injury is a model of nonlinear in medical research field, there are not only important practical value, but also high theoretical significance."
复合伤的“复合效应”是非线性观在医学研究领域中的一个范例，它不仅具有重要的实际价值，而且具有较高的理论意义。
Compound effect "of compound injury is a model of nonlinear in medical research field, there are not only important practical value, but also high theoretical significance."
前言：复合伤的“复合效应”是非线性观在医学研究领域中的一个范例，它不仅具有重要的实际价值，而且具有较高的理论意义。
The effect of lignin and lignin-compound fertilizer on the yield of wheat was researched through field experiment in purple soil and moisture soil.
在潮土和紫色土两种土壤上，比较研究了硫代木质素及其复合肥料对小麦产量的影响。
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