熟妇人妻引诱中文字幕,黑人大群体交免费视频,午夜少妇偷人高潮A片,鸭王精品一区二区

      后推式貨架是采用軌道和托盤小車相結(jié)合，利用貨物的自重，實(shí)現(xiàn)貨物的先進(jìn)后出，適合于大批量同類型貨物的存儲(chǔ)，空間利用率很高。

     Push Back Racking is using track system with pallet cart,under the influence of gravity,first in later out is available,it is suitable for storage large quantity and same kinds of goods.High unilization ratio of storage space.