座垫和靠背海绵均采用冷固化发泡成型技术制造。
The sponge in the cushion and the backrest are both manufactured by employing freeze foaming and forming techniques.
座垫可翻转，占用空间小，使用方便。坐垫和靠背海绵均采用冷固化发泡成型技术制造。
The cushion is reversing and convenient, so it takes little room. The sponge in the cushion and backrest are both manufactured by employing freeze foaming and forming techniques.
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