累差 meaning in English

accumulated error
accumulative error

By making use of the characteristics of pseudorandom spread spectrum sequence in time - domain , this thesis has studied the time - domain correlation detection method of the dsss / bpsk signal and proposed the time - domain difference - accumulation detection method of the dsss / bpsk signal
利用扩频伪随机序列在时域上的特点,本文研究了dsss / bpsk信号的时域相关检测方法,并提出了dsss / bpsk信号的时域累差检测方法。