墻面打磨機 以下是5個操作視頻及保養(yǎng)視頻http://v.youku.com/v_show/id_XMTI2NzI1ODI4.htmlhttp://v.youku.com/v_show/id_XMTI2NzE3MjQw.htmlhttp://v.youku.com/v_show/id_XMTI2NzIwMzI0.htmlhttp://v.youku.com/v_show/id_XMTU0MDA2NzQ0.html http://v.youku.com/v_show/id_XMTI2NzIyMjg0.htmlhttp://v.youku.com/v_show/id_XMjA2OTg5NzM2.html