Wild flooding is inefficient in use of water and labor, but it irrigates land that can't be managed by other methods of surface irrigation.
漫灌的用水效率和劳动效率都是很低的,但它能用来灌溉那些不能采用其他地面灌水方法灌溉的土地。
词典释义:
地面灌溉
Wild flooding is inefficient in use of water and labor, but it irrigates land that can't be managed by other methods of surface irrigation.
漫灌的用水效率和劳动效率都是很低的,但它能用来灌溉那些不能采用其他地面灌水方法灌溉的土地。
A box of cereal是什么意思_A box of cereal单词用法
Born-Haber cycle是什么意思_Born-Haber cycle单词用法
a box of assorted chocolates是什么意思_a box of assorted chocolates单词用法
The Petrified Forest是什么意思_The Petrified Forest单词用法
Spindle motor是什么意思_Spindle motor单词用法
the melons是什么意思_the melons单词用法
Geometric Distortion Correction是什么意思_Geometric Distortion Correction单词用法
a bowl of water是什么意思_a bowl of water单词用法