Chemical transformations occur.发生了化学转换。Energy transformations go on constantly, all about us.在我们周围,能量始终在不停地转换着.On the average, such transformations balance out.平均起来, 这种转化可以互相抵消....
Purpose : To discuss the treatment of urethral stricture occurred after urethroplasty in hypospadias.摘要:目的: 探讨尿道下裂尿道成形术后尿道狭窄的治疗.Conclusions Trajectory , Voiding cystourethrography, especially retrograde urethrography, ar...