摘要：As spring farming is in full swing in central China's Hunan, local farmers use drones to spray pesticides more efficiently and acc
As spring farming is in full swing in central China's Hunan, local farmers use drones to spray pesticides more efficiently and accurately.
Source: Xinhua
来源：猫儿的旅行
免责声明：本站系转载，并不代表本网赞同其观点和对其真实性负责。如涉及作品内容、版权和其它问题，请在30日内与本站联系，我们将在第一时间删除内容!