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法国一家公司研制成功一种太阳能自动投饲机.该机可根据鱼的不同习性和生长期.定时、定量的投放鱼类饲料.在投喂时,机器会
A French company successfully developed a solar automatic feeder, which can fish according to different habits and growing period of time, quantitative delivery of fish feed.In feeding, the machine will