货物由叉车或升降台的货梯送上二楼、三楼，再由小车或液压拖板车运至指定位置。
Goods from the freight elevators forklift or a lifting platform brought to the second floor, third floor, and then by car or hydraulic extension unit trucks for delivery to the specified location.
该文分析了卸卷小车升降控制系统中出现的故障原因，提出了液压系统的改进措施。
The paper researches on rise and fall control system trouble reason for down coiler, put forward the improvement measure for hydraulic system.
其特征在于本轧机包括换辊液 压缸（1）、换辊小车（2）、轧钢机辊组（3）、立柱（4）、蜗轮升降机构（5）、U型 架（7）、转动转耳（8）、连接螺栓（9）；
The mill comprises roll changing hydrocylinder (1), with rolling mill group (3), roll changer (2), post (4), worm wheel lifting gear (5), U-shaped frame (7), rotation ear (8) and bolt (9).
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