Return mechanism: the return driving assembly has long service life design of back stop valve and shock-absorbing function, offering easy operation.
回转机构：回转驱动总成具有反转防止阀和减震功能的长寿命设计，操作更方便。
The provided air-permeable and shock-absorbing shoe sole not only can effectively keep the air in the shoes circulated, but also has better shock-absorbing function.
本实用新型所提供的透气减震鞋底，不仅可以有效地保持鞋内空气流通，而且具有较好的减震功能。
The composite catalyst has a catalytic function and an absorbing function of carbon dioxide, enhances stability, prolongs service life, and can be recycled 20 times or above.
本发明的复合催化剂，既有催化功能又有二氧化碳吸附功能，并且稳定性提高，使用寿命延长，可循环使用20次或20次以上。
The composite catalyst has a catalytic function and an absorbing function of carbon dioxide, enhances stability, prolongs service life, and can be recycled 20 times or above.
本发明的复合催化剂，既有催化功能又有二氧化碳吸附功能，并且稳定性提高，使用寿命延长，可循环使用20次或20次以上。
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