国产露脸精品一区二区,天堂av资源网,天天干天天干天天日日夜,麻豆激情性爱视频在线观看

　　Significantly reduce the labor intensity of workers, improve labor efficiency, use fewer people, easy to manage, save heads, reduce costs, and increase profit margins. Main size 10000 × 1600 × 2420mm bottom transmission size (transmit size) 19300 × 1525 × 600mm belt conveyor size (belt size) 10000 × 800 × 500mm × 1; 7000 × 800 × 500mm × 1 main power ( motor) 17kw