为了解决大田作物定时定量灌溉控制问题，介绍了一种自行研制的可移动式农田小定额灌溉装置。
In order to reduce irrigation water use and improve irrigation efficiency for field crops, a irrigation device was designed.
然而，周围的土地只能靠头顶上那些大型“时针式”洒水装置来灌溉作物。
The land around, however, boasts huge, overhead "pivot" sprinklers for cereal crops.
稳定的压力是滴灌系统安全运行和实现较高灌溉质量的前提，因此滴灌系统安装压力调节装置是非常必要的。
The pressure stable is the premise that it is have high irrigation quality and assuring the drip irrigation system safety, so the Pressure-regulated is necessary.
曾教授表示，浸大已设置了一系列利用太阳能推动的设施，例如热水炉、灭蚊装置、街灯和灌溉系统等。
He said HKBU already had a number of installations on campus driven by solar power, for example a water heater, street lamp, irrigation system and a device to kill mosquitoes.
曾教授表示，浸大已设置了一系列利用太阳能推动的设施，例如热水炉、灭蚊装置、街灯和灌溉系统等。
He said HKBU already had a number of installations on campus driven by solar power, for example a water heater, street lamp, irrigation system and a device to kill mosquitoes.
应用推荐