repeating circle meaning in English

经纬仪度盘（复制盘）

Farmers " decision - making process is a systematic , evolutional and repeating circle from acquainting knowledge and innovations on organic farming to practice and trials , value assessment and finally coming back to practice . in this process the farmers in the community are interactive and demonstration of small number of innovative farmers affects others " decision - making process directly ; 3 . the most serious problem in organic food production is that its value - added economic benefit could not be realized in the current agro - market ; 4
面对有机农业这种全新的生产方式和理念，从总体上看，农户采纳有机食品生产方式的决策过程，是一个从了解到实践，从实践到价值评断，再从价值判断到实践的反复过程，在这个过程中，社区中的农户(民)之间是互动的、相互影响的，最主要的影响是极少部分人的示范作用，他们的示范作用对其它农户的决策起到直接的影响； 3