法国农业研究人员最近发明了一种能准确测定盆花需水量,并能自行适时为其浇水的机械装置.该装置的几个圆形金属环套住盛开的花朵,即能准确地掌握花的需水量.金属环与机器人相连,需要浇水时,机器人便会发出声音同时开启示意灯告诉主人.如遇主人不在家,它 French agricultural researchers recently invented a can accurately determine the amount of potted water, and can be their own timely and mechanical watering device. The device of several circular metal ring cover blossoming flowers, which can accurately grasp the flowers Water demand. Metal ring connected with the robot, the need for watering, the robot will make a sound at the same time open the light to tell the owner. In case of the owner is not at home, it