随着多普勒频偏的增大，信道状况无法长时间保持平稳，伪码的完整相关已经不能满足信道估计的要求。
With increasing of Doppler frequency offset, status of channel doesn′t hold stabilization for long and whole correlation of false codes hasn′t satisfied require of channel estimation.
随着频偏的增大，自适应频率估计的偏差和方差也随之增大。
With frequency bias increasing, estimated bias and variance of adaptive frequency estimator (AFE) enlarge.
随着频偏的增大，自适应频率估计的偏差和方差也随之增大。
With frequency bias increasing, estimated bias and variance of adaptive frequency estimator (AFE) enlarge.
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