泡沫橡胶是充满了小气泡的软橡胶。
箱子及泡沫橡胶保护同等重要的地位有些放大器！
The box and foam rubber protection weigh as much as some amplifiers!
泡沫是一种直接的产物橡胶是用这种方式收集。
The foam is a direct by-product of the rubber that is collected in this manner.
泡沫是一种直接的产物橡胶是用这种方式收集。
The foam is a direct by-product of the rubber that is collected in this manner.
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