AF

F. bandwidth, AF gain, BF0 pitch, fast or normal AVC, manual RF gain, and Drake's highly effective series gate noise blanker.

F.带宽、AF增益,BF0程度、斋戒或者常态AVC，人工射频增益和高度地有效系列门谣传比较空。

In some patients, AF seems to be triggered by electrically active pulmonary vein foci. These foci can trigger the atria to fibrillate.

一些房颤患者似乎是被电活脉病灶触发，这些病灶能够触发心房使之纤维颤动。