同实物资产相比较，无形资产有其独特的价值变化规律。
Comparing with the real assets, intangible assets has its unique value change rule.
目的：综述近年来血小板平均容积在各种疾病中的变化规律及其在各种疾病诊疗中的价值。
OBJECTIVE: To summarize the changing rules of mean platelet volume (MPV) and its application value in the diagnosis and treatment of various kinds diseases in recent years.
目的探讨运动试验后血尿和蛋白尿变化规律以及在飞行员医学选拔中的价值。
Objective To investigate the dynamic variation of hematuria and proteinuria after exercise test (ET) and its value in the medical selection of the pilots.
应用推荐