Biocompatibility is the basic requirement for polymers used as medical device in clinic, and it's a crucial pathway changing surface chemical composition to improve the biocompatibility of polymers.
生物相容性是高分子材料在临床上用作医用装置的基本要求，改变高分子材料的表面化学组成是提高其生物相容性的重要途径。
According to the surface chemical composition change of the steady state, the surface binding energy ratios between any two elements in the target can be evaluated.
根据稳定态时化学成分的改变，可以推算出靶中任意两元素表面结合能之比。
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