[英]['la?nsp'ektr?][美]['la?nsp'ektr?]
線狀光譜;
例句：
But the two methods cann't do well in the condition of either line-spectra coherent interference lying in broadband signal or broadband coherent interference lying in line-spectra signal.
當寬帶信號中存在線譜相幹幹擾，以及線譜信號被寬帶相幹噪聲幹擾時，上述兩種方法不能檢測目標。