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1·Therefore, improving surface irrigation has very important meaning.

因此，对地面灌溉进行改进具有非常重要的意义。

2·Surge irrigation is a new kind of water saving technique for surface irrigation.

涌流灌溉是一种节水型地面灌溉新技术。

3·Some factors were compared between sprinkler system and improved surface irrigation methods.

对喷灌系统与改进的地面灌溉方法进行了多种因素比较。

4·Surface irrigation is the oldest type and still accounts for about three fourths of all irrigation.

地面灌溉是最古老的灌溉方式，现在还有大约四分之三的灌溉土地仍然使用这种灌溉方法。

5·Vegetation can even take up effluent via sub-surface irrigation, especially in outer urban and rural sites.

植被甚至可以通过表面灌溉吸收污水，由其在外城或者乡村地带。

6·Field evaporation potential in sprinkler irrigation field was greatly lower than that in surface irrigation field.

喷灌条件下农田蒸发能力明显低于地面灌溉。

7·The coagulating water amount of sprinkler irrigation field was more than that of surface irrigation field at night.

喷灌小麦晚上出现凝结水的量大于地面灌农田。

8·The amount of evapotranspiration of surface irrigation field was a little larger than that of sprinkler irrigation field.

喷灌农田的作物蒸散量通常小于地面灌农田。

9·The characters of border irrigation water flow movement of surface irrigation and its zero-inertia model have been introduced.

介绍了地面灌溉中畦灌水流运动的特性及零惯量模型。

10·Land leveling is an important measure for improving the efficiency of farm land surface irrigation and saving the resources of water.

平整土地是提高农田灌溉效率，节约水资源的一项重要措施。