对生物降解塑料的降解性进行了研究。
The biodegradability of biodegradable plastic has been studied in this paper.
分析了普通塑料和降解塑料的降解性能。
The basic characteristics of degradable plastics and common plastics are analyzed.
对土壤的各种生物降解塑料的降解率一直测量星野（2001年）。
The rate of soil degradation of various biodegradable plastics has been measured by Hoshino (2001).
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