The most vividly coloured red leaves are found on the side of the tree facing the 19 The 20 surfaces of leaves contain the most red pigment.

颜色最鲜艳的红叶出现在树面向 19 的一侧。叶子的 20 面含有最多的红色素。

Even leads V1 and V2 which face this surface of the ventricle are dominated by signal from the septum and may show little or no change in the presence of significant or v infarction.

即使是面对心室这个表面的V1和V2导联也被来自间隔的信号所支配，并且在有明显的或v梗死的情况下可能显示很少或没有变化。