求翻译：　　由美国宾夕法尼亚州立大学完成的这项新研究发现，吃核桃和核桃油一周后，人们的平均舒张压明显下降。总体上，研究发现，“坏胆固醇”水平高的患者吃富含核桃的饮食3周之后，即使面临很大压力，血压也会明显更低。是什么意思？

By the Pennsylvania State University completed the new study found that eating walnuts and walnut oil a week later, people's average diastolic blood pressure decreased significantly. Overall, the study found that "bad" cholesterol in patients with high levels of eating a diet rich in walnuts, three

completed by the University of Pennsylvania in this new study found that eating walnuts and walnut oil after a week on average, people of diastolic pressure dropped. Overall, the studies found that "bad cholesterol" patients with high levels of eating rich walnut 3 weeks after eating, even in the fa

　　This new research discovery completes which by American Pennsylvania State University, after eats the walnut and a walnut oil week, people's average diastolic pressure drops obviously.As a whole, the research discovered that, after “the bad cholesterol” the level high patient eats contains the wal

　　By the United States, Pennsylvania State University to complete the new study found that eating walnuts and walnut oil a week later, people of average diastolic blood pressure decreased significantly. Overall, study found "cholesterol-bad" high level patient ate diets rich in walnut 3 weeks after,

　　United States Pennsylvania State universities this new study found that eat walnuts and Walnut oils a week after people the average diastolic blood pressure decreased significantly. Overall, the study found that the "bad cholesterol" eat diets rich in Walnut in patients with high levels of 3 weeks