Ayres G E,et al,1976, An evaluation of machinery systems for harvesting corn plant forage. ASAE paper no 76-1015. St. Joseph, MI: ASAE.是什么意思_Ayres G E,et al,1976, An evaluation of machinery systems for harvesting corn plant forage. ASAE paper no 76-1015. St. Joseph, MI: ASAE.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句