This type of matrix requires a power divider at each input and a multiposition switch at the outputs.

这种类型的矩阵需要每路入处安装个功率分配器，以及处安装个多触点开关。

From this point simply swing forward and up and the racquet will naturally become vertical at contact, provided that you swing from the shoulders and do not get too wristy.

从这点，假定网拍接触点下面呎，只是向前和向上挥拍, 如此网拍将自然地接触中变，假设你是从肩膀挥拍而且不是太用到手腕的话。