Hais txog cov khoom siv tshuaj tua kab mob thiab tshuaj tiv thaiv kab mob ntawm lub vaj huam sib luag sandwich, cov chaw tsim khoom ntawm lub vaj huam sib luag sandwich qhia txog cov hauv qab no: Lub vaj huam sib luag sandwich vaj huam sib luag muaj cov yam ntxwv ntawm plua plav, anti-static, antibacterial, thiab lwm yam. Nws yog dav siv hauv electronics, pharmaceuticals, zaub mov, bi. ...
Nyeem ntxiv