1.When the mount is not used for a long time, it can be deflated, and repressurized before use.
如果垫铁较长时间不使用，可放掉垫铁内气体，使用时再重新充气。
2.When the mount is not used for a long time, it can be deflated, and repressurized before use.
如果垫铁较长时间不使用，可放掉垫铁内气体，使用时再重新充气。