美国亨特
美国亨特-
本文采用概率方法，运用程序运算分别对美国亨特方法和俄罗斯现行规范采用的方法进行了深入探讨，并在此基础上提出了符合实际情、计算简单方便查阅的计算公式。
This paper presents a simple calculation formula based on probability method with studying the Hunter 's method and Russian method deeply .
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国内大田灌溉实现自动化的普及率还很低，而且自动化水平不高，部分有经济条件的采用了美国的雨鸟、亨特系列灌溉控制系统，还有一部分完全靠手动及自身经验来控制灌溉。
The possessive ratio of implementing automatization in domestic farmland irrigation and automatization level are low , partly having economic condition use American irrigating control systems of Rainbird and Hunter series , others entirely rely on manual and self-experience to control irrigation .