在底部时，美元的吸引力更多的是基于结构性因素，或者更确切地说，是基于一种对美欧经济结构性差别的一种幻觉。
At bottom, its attractiveness is based more on structural factors-or, more accurately, on an illusion about structural differences between the American and European economies.
目的临床观察不同剂量美百乐镇降脂作用，选择疗效确切安全地美百乐镇降脂的最佳药物剂量。
Objective To observe the decreasing blood lipid action with varied dosage of mevalotin and select the best dosage with safe effect.
但美乐托宁对心血管系统疾病的确切作用机制及安全性和有效性，尚需要广泛的基础研究和大规模的临床验证。
The exact mechanisms of melatonin on cardiovascular disease, its safety and efficiency call for extensive basic studies and large scale clinical trials.
应用推荐