sack handling

例句：

1. 1. The company is responsible for thesack handling of its products.
   该公司负责其产品的装袋处理。
2. 2. The workers carefully packthe goods into sacks before loading themonto the truck.
   工人们小心地把货物装入袋子，然后把它们装上卡车。
3. 3. Thesack handling process involves sorting and packinggoods for shipment.
   装袋处理过程包括对货物进行分类和打包以便运输。