Astrand P. Quantification of exercise capacity and evaluation of physical capacity on man[ J ]. Prog Cardiovas Dis , 1976 ( 19 ): 17.是什么意思_Astrand P. Quantification of exercise capacity and evaluation of physical capacity on man[ J ]. Prog Cardiovas Dis , 1976 ( 19 ): 17.在线翻译_英语_读音_用法_例句