polyester-based polyurethane
英
美
- 聚酯型聚氨酯
双语例句
- The effects of different chain extenders and different contents on polyurethane emulsions from polyether and polyester have been studied.
研究了不同扩链剂及其用量对聚醚型和聚酯型聚氨酯乳液的影响。
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