中文说明：PQ分解法在计算潮流速度上大大超过N－R法，不但能应用于离线潮流计算，而且也能应用于在线潮流计算。
English Description：
The PQ decomposition method is much faster than the N-R method in calculating power flow. It can be applied not only to off-line power flow calculation, but also to online power flow calculation.