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类型：纪录片 地区：大陆 年份：2016

主演：内详  

导演：内详  

更新：2024-11-15 18:38:59

简介： Many of them are farm tools. Yang Ji did know that it was said that the earliest farmland irrigation works were done by manual labor, and there was no such thing as farmland irrigation. It was later that people from the Ministry of Industry were impressed by the difficulty of farming for people all over the world, so they invented those farm equipment... 详情