术后3月三尖瓣环下移距离有所增大（P<0.05）；

The SD of tricuspid annuli began to increase 3 month after operation (P<0.05).

youdao

术后3月三尖瓣环下移距离有所增大（P<0.05）；

The SD of tricuspid annuli began to increase 3 month after operation (P<0.05).

youdao