【电】 正切

这是妊娠中期，估计为25周胎儿肾。切面正常，可见肾盂、肾盏，皮质、髓质分界清楚。

permanent normal trading relations (PNTR)

asymptotic normal distribution【数】;asymptotically normal distribution【数】

nonnormal population

low renin,normal aldosterone

pooled normal human serum

normal dispersion

absolute norm【数】;absolute normal number【数】;absolutely-normal number【数】

normal antibody