利用保偏延迟光纤环的偏振耦合模型，考虑幅值较大的互易性寄生波列，计算了光纤电流互感器(FOCS)光路系统的干涉光强，得到了互感器变比......

We demonstrated a high-power long-wave infrared laser based on a polarization beam coupling technique. An average output......