The biodegradability of the PHBV/OMMT nanocomposites was studied by a degrading cultivation method in soil suspension.

通过土壤悬浊降解培养法研究了材料的生物降解性。

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After anaerobic cultivation for a definite time, a certain quantity of sludge suspension was used for oxidation titration experiment.

经过一定时间培养后，取一定量的污泥悬液进行氧化滴定实验。

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