ΪÄúÕÒµ½Ô¼30,000ƪÎÄÕ£¬ºÄʱ0.0974Ã룬Êý¾Ý¿â×ÜÁ¿Îª387,091,110ƪ¡£
a o a b a 2 o a o i rt-pcr a b c b a