教学和科研是实现心中理想的双桨——记第二届国家级教学名师、中国农业大学教授张沅教學和科研是實現心中理想的雙槳——記第二屆國傢級教學名師、中國農業大學教授張沅 교학화과연시실현심중이상적쌍장——기제이계국가급교학명사、중국농업대학교수장원 Teaching and research to achieve the ideal of scull——Narrating the second session national level teaching famous teacher, professor Zhang yuan, China Agricultural University
