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

1.F.带宽、AF增益,BF0程度、斋戒或AVC，人工的射频增益和公鸭的高度地有效系列谣传比较空白的。

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

2.一些房颤患似乎是被电静脉病灶触发，这些病灶能够触发心房使之纤维颤动。