Some work in canneries and beet-sugar factories.

有的则在罐头食品厂和甜菜制糖厂工作。

Some work in canneries and beet -sugar factories.

有的则在罐头食品厂和甜菜制糖厂工作。

They supply the canneries with set quantities of fruits meeting specified standards.

他们按规定数量向罐头厂提供合格水果。