【摘要】 近年来，人们在日冕中发现了许多准周期脉动现象，对脉动机制的研究引起了广泛的关注。本文译注了三类典型的脉动理论机制，并初步讨论了它们之间的联系和区别。这些理论机制有助于研究和解释新的观测事件更多还原

【Abstract】 Recently many pulsation phenomena have been found in corona in solar flares.In this paper,we give some comments on theoretical mechanisms of the pulsation which could be divided into three types.We also elaborate on the relations and the differences of them.It is important for the study and the explanation of new observational events.更多还原