短語詞組短語rotary y drum screen 滾筒篩濾器rotary -screen drum 園網(wǎng)滾筒rotary screen drum 圓網(wǎng)滾筒saction rotary -screen drum dryer 吸風(fēng)園網(wǎng)滾筒烘房 返回 rotary drum screen