Txhawm rau simulate kev siv zipper daim kab xev, reciprocating dabtsi yog khoov ntawm qee qhov ceev thiab muaj qee lub kaum sab xis, thiab ntsuas qhov zoo ntawm cov kab xev.
![[Tuam Tshoj] YY-L6la Zipper Daim Kab Xev Folding Qaus Tester Feater Featured Duab](https://cdn.globalso.com/jnyytech/图片120.png)
