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，射频增益和公鸭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.

一房颤患者似乎是被电活性肺静脉灶触发，灶能够触发心房使之纤维颤动。