手术使我重获新生。The operation has given me a new lease of life.所有入学新生中约有40%在4年内毕业。About 40% of all students entering as freshmen graduate within 4 years.新生身上有一种朝气和热情。There was a freshness and enthusiasm about the new students....
结论羟苯乙酯是适用于荧光素钠滴眼液的一种抑菌剂.Conclusion Ethylparaben is a good bacterial inhibitor referring to this eye drop in experiment.方法:用葡萄糖酸钙替代传统的醋酸钙、氯化钙并加入抑菌剂.Methods Calcium gluconate gel was prepared by use of bulk calcium glucona...