Often, the signal space is measured up to one direction Wei Boda ( DOA ) estimates.

通常, 空间信号的测向上主要是进行一维波达方向 ( DOA ) 估计.

Boda has become Tangshan in North China as well as a dazzling audio - visual market brands.

博达,已成为唐山乃至华北地区音像市场的一个耀眼的品牌.