water requirement [土壤] 需水量 ; 又称需水量 ; 对水资源的需求
crop water requirement [农学] 作物需水量
farm water requirement 田间需水量
water requirement in transplantation 插秧期需水量
water requirement of paddy field 田间需水量
irrigation water requirement 灌溉需水量 ; 水量 ; 农业灌溉用水量
The daily drinking water requirement per person is 2-4 litres, but it takes 2 000 to 5 000 litres of water to produce one person's daily food.
每人每天饮用水需要量为2 - 4升，但是生产一个人每日口粮所需要的水为2000至5000升。
This is because the daily water requirement can include the water content in foods.
这是因为日常用水的要求可以包括在食品含水量。
In the field we observed that takins licked snows or drank water directly to meet their water requirement.
野外见到羚牛以直接饮水或舔雪的方式来补充对水份的需求。
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