The paper mainly studied the technology of acquisition and recognition of real - time irrigative objects , and developed the image processing and analyzing system 摘要研究了温室内灌溉对象的实时采集和识别技术，以及图像处理与分析软件系统的开发。
2.
For example , the teaching aim is narrow and limited , the teaching contents only from the textbooks , the learning method is single and the irrigative teaching methods are used everywhere 然而，目前我国基础教育教学实际情况很多方面落后于时代要求，如教学目标狭隘，教学内容囿于课本、学习方式单一，灌输式教学一统天下。
3.
This essay , based on historical documents , gives a useful survey of the irrigative development of the yangtze downstream in the tang dynasty and , on the basis of the survey , sums up its developing features 本文根据文献材料的记载，对唐代长江下游地区农田水利的发展情况作了具体的考察，并在其基础上总结了该地区农田水利的发展特点。
4.
In ancient times , it is vital to think highly of the irrigative construction and renovation that plays an important part in agricultural economy development , especially for the lower reaches of the yangtze characteristic of rice - growing 摘要对农田水利的重视和兴修，是我国古代农业经济发展最为重要的条件之一，对于以植稻为主的长江下游地区来说，农田水利的兴修尤为重要。
5.
Large area forest and bosk ( in liupan mountain ) , dense grass ( moon mountain ) , river and irrigative area , water , bare soil , each distribution characaters is differened from others . the case is showed that vegetation covered influence surface moist - heat character 大面积的森林和灌丛(如六盘山一带) 、茂密的草地(如月亮山) 、河流边缘及附近有灌溉的地域(分布有草地和农田) 、水体以及裸地区，这些区域各量的分布特征与其周围地域明显不同。
