United Launch Alliance (ULA), a joint venture between Boeing and Lockheed, has publicly promised to be ready in four years.

波音与洛克希德合资的企业“联合发射联盟公司(ula)”，已公开承诺将在四年内准备好。

youdao

In this paper, the DOA of sources are estimated using MUSIC algorithm by a vector-hydrophone ULA (Uniform Linear Array) to improve the DOA estimation resolution.

本文采用矢量水听器均匀线阵研究了利用MUSIC算法对声源进行方位估计，以提高对源方位的估计精度。

youdao

The performance of beamspace high-resolution direction-of-arrival (DOA) estimation is analyzed. A dense beamspace MUSIC (DBMUSIC) algorithm for the uniform linear array (ULA) is proposed.

深入分析了波束域高分辨方位估计性能，捉出了一种基于均匀线列阵的密集波束域MUSIC（DBMUSIC）法。

youdao

United Launch Alliance (ULA), a joint venture between Boeing and Lockheed, has publicly promised to be ready in four years.

ECONOMIST: Science