Conclusion The late efficacy of mitral annuloplasty using prosthetic ring is satisfactory.结论对于有瓣环扩大的二尖瓣成形术,应用人工瓣环,近期和远期临床效果均满意.Percutaneous annuloplasty has the potential to serve as a therapeutic adjunct to standard med...
The crows caw when moon goes down.月落乌啼.Therefore by regulating swirl number of combustor NO emission caw be reduced.因此,适当调整燃烧室的旋流数可以降低NO排放.Before the moon sets and the crows caw I am already drunk.凤直到月落乌啼当我已醉的时候....
...their plans to emerge from bankruptcy by February of next year.他们计划于明年2月之前摆脱破产困境The economy lurched between boom and bust, culminating in near - bankruptcy in 2001.经济在繁荣与破产之间逡巡不前, 在2001年几近崩溃.The corporation is fightin...