平转 meaning in Chinese

chaine

Comparison of the effect of amiodaron and propafenone on cardioversion of paroxysmal auricular fibrillation
静脉注射胺碘酮与心律平转复阵发心房颤动的疗效比较
The second type , an " asymmetric stall " or " flat spin happens when the pilot slows down on both brakes to just before stall point and then further applies one brake
第二类，一个?不对称的失速?或者?平转? ，只发生在当飞行员用双侧煞车减速，在将近失速点之前过度使用单侧煞车时。