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关注:1
2013-05-23 12:21
求翻译:Polyurethane is called such because it is composed of multiple, or “poly,” urethane units. The urethane units are joined by a chemical reaction called polymerization是什么意思? 待解决
悬赏分:1
- 离问题结束还有
Polyurethane is called such because it is composed of multiple, or “poly,” urethane units. The urethane units are joined by a chemical reaction called polymerization
问题补充: |
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2013-05-23 12:21:38
聚氨酯被称为这样,因为它是由多个,或者“多聚”氨基甲酸酯单位。
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2013-05-23 12:23:18
聚氨酯称这样,因为它由倍数组成,或者“多”,氨基甲酸脂单位。氨基甲酸脂单位由称聚化的一个化学反应加入
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2013-05-23 12:24:58
聚氨酯称这样,因为它由倍数组成,或者“多”,氨基甲酸脂单位。 氨基甲酸脂单位由称聚化的一个化学反应加入
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2013-05-23 12:26:38
聚氨酯称为是因为它由多个或"聚",聚氨酯单位。尿烷单元相连的化学反应称为聚合
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2013-05-23 12:28:18
聚氨酯被访问这样的因为它由倍数组成,或“多,” urethane 单位。urethane 单位被一种化学反应加入打电话给聚合
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