That is, one more capacity grade can be increased on the base of impedance-matched balance traction transformer SF2-QY.

也就是说，在阻抗匹配平衡牵引变压器SF 2 - QY的基础上再提高一个容量等级。

youdao

Here I have four instances. Like, one is my source. This is my source, this is my SF1, this is my SF2, this is my destination.

这里有四个实例，这个是源，这个代表源主机，这个代表sf1，这个代表sf2，这个代表目的主机。

youdao