Recession has simply accelerated changes that have been reshaping the industry anyway.经济萧条只不过加速了原本就在改变行业状况的变化。If climate changes continue, we will suffer the consequences.如果气候变化继续下去，我们将自食其果。The menu changes weekly and us...
Objective : To investigate the pathogenesis of the degenerative changes of the ligamentum flavum.目的: 探讨黄韧带退变的发生机理.Changes in the retinal arteries reflect the severity of systemic hypertensive disease.视网膜动脉的变化是全身高血压病严重性的反...