South Africans were praying last night that he has read the situation correctly.昨晚南非人在祈祷他对形势的解读是正确的。As far as Africans are concerned, both these avenues of advancement are deliberately curtailed by legislation.就南非黑人而言, 这...
研究了控制农田杂草的直接施药方法,并研制了基于该方法的除草机器人.An agricultural weeding robot was developed based on direct herbicide application method.基于这个思想, 本文提出了一种适合我国现状的新型模糊施药控制系统.Based on the thought, the paper advance a new precision applying ...