gas-expanded rubber

• 闭孔泡沫橡胶

gas-expanded rubber的用法和样例：

例句

1. Foam rubber provides good insulation.
   泡沫橡胶隔绝性能良好。
2. He wrapped each component in several layers of foam rubber.
   每个部件他都用几层泡沫橡胶包起来。