avf的用法

Methods Twenty four patients were consisted of 4 CS dural arterovenous fistulae ( AVF), 1 intracavernous foreign object and 19 tumors.

方法24例病人包括4例CS硬膜动静脉瘘（AVF）、1例CS内异物及19例肿瘤。

Electrocardiogram of six leads including ⅰ,ⅱ,ⅲ, aVL, aVR and aVF was recorded and analysed in 180 Beagle canines at different ages.

记录并比较了180头不同年龄比格犬的Ⅰ、Ⅱ、Ⅲ、aVR、aVL和aVF六个导联的心电图。

Two typical multistage iterative reduced-rank ( MIRR) methods, multistage nested wiener filtering ( MWF) algorithm and auxiliary vector filtering ( AVF) algorithm were deeply analyzed and unified to the same reduced-rank frame on a certain enhanced condition.

本文深入研究了多级维纳滤波（MWF）和辅助向量滤波（AVF）两种典型多步迭代降维方法，在一定加强条件下将这两种方法统一到同一降维框架内。