Uniform irrigation requires that this period of time be no longer than one fourth of the totalirrigation period.
均匀灌溉要求灌水时间不长于总灌水时间的四分之一。
2
It has around 25 meters, diameter of 9 meters, installed a total of around 900 million liters of irrigation water, which feed the 56 species of about 2600 fish.
它总共有25米高，内径9米，一共装灌了大约900万公升海水，里面喂养了56种大约2600条鱼。
3
In 2009, China spent about Rmb10bn on improving irrigation – 1/1000th of the total loans disbursed that year.