The serum level of D-lacticacid was significantly higher in group A than in group F and C (P<0.01).
F组胃肠道食物残渣分布与C组比较无统计学意义，D乳酸水平显著低于A组（P<0.01）。
2
The paper studies technological process of the high content calcium lacticacid beverage, It is based on yoghurt with live cells, adding calcium and vitamin D ect for cnhancing its functions.
本文主要研究探讨了以酸奶为基料的高钙乳酸菌饮料的配方设计、生产工艺。
3
Starting from d, Llactic acid and glycolic acid, biodegradable drug delivery material poly (lactic acid-glycolic acid) (PLGA) was directly synthesized via melt polycondensation.