polyurethane rubber
英
美
- 聚氨酯橡胶
双语例句
- The ball is a hollow aluminum sphere covered with a thick layer of polyurethane rubber.
这个球是空心球体，表面有一层厚厚的聚氨酯橡胶。 - Silicones and urethanes are by far the leading sealant products followed by latex and butyl rubber.
到目前为止密封剂产品主要是硅树脂和聚氨酯橡胶，其次是乳胶和丁基橡胶。
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