irrigating water quota

例句：

1. 1. The government has set a quota for the amount of water that canbe used in irrigation.
   政府已经设定了一个用于灌溉的水量限额。
2. 2. Thefarmers have to adhere to the quota when they use irrigation water.
   农民在使用灌溉水时必须遵守配额。
3. 3.The quota system helps to ensurethat the water is used efficiently and sustainably.
   配额制度有助于确保水资源被高效和可持续地使用。