artificial effect造句

from the analyses of the history of building the yangtze river dykes in jiangxi province, this paper makes an inquiry into the problems of the river dykes : the conditions about flood and waterlogging, dyke collapses, artificial effects, etc . it also advances some measures which will renovate and protect the river dykes
从分析江西长江堤防建设的历史过程出发，探讨了长江堤岸存在的洪涝灾害、岸线崩塌、人为影响等问题，并提出了治理、保护长江堤岸的几项措施
based on land's natural attribute a nd economic attribute, this paper researches the cultivated land quality indicators and its appliance to land quality evaluation with the help of the productive function ( cd-function ) . the writer tries to reduce the artificial effects on land evaluation so that the result will conform to the area actual situation
本文在土地的自然属性和经济属性相结合的情况下，用生产函数法研究了农用土地的土地质量指标及其在土地质量评价中的应用，力求降低土地评价中人为因素的影响，使研究的结果更符合区域实际。
It's difficult to find artificial effect in a sentence. 用artificial effect造句挺难的