The paper introduced the coal reclaiming device with motility about its circulating method, concrete developing scheme, manufacture and assembly and the economic benefic achieved after employment.
本文介绍了刮板输送机自动力回煤装置解决问题的方法、具体研制方案、加工及安装使用后的技术经济效果。
Especially the first practice has more economic benefit whereas the second one has more environmental benefic, both are very suitable for the study area and worth to extend and popularize.
尤其是变耕地为果园和河岸植被缓冲带两项措施，前者经济效益显著，后者环境效益都显著，非常适合于该地区，值得大力推广。
Especially the first practice has more economic benefit whereas the second one has more environmental benefic, both are very suitable for the study area and worth to extend and popularize.
尤其是变耕地为果园和河岸植被缓冲带两项措施，前者经济效益显著，后者环境效益都显著，非常适合于该地区，值得大力推广。
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