The variety of fitness trackers means there is something for everyone. Some devices may be particularly useful for specific areas — for sleep tracking, for example, you can't beat an unobtrusive ...
Abstract: During the Orbital B Phase mission of the Origins, Spectral Interpretation, Resource Identification, and Security-Regolith Explorer (OSIRIS-REx), the OSIRIS-REx Laser Altimeter (OLA) ...
Abstract: In this article, the results of marine gravity recovery over the South China Sea are reported by using the sea surface height (SSH) data measured by Tiangong-2 interferometric imaging radar ...
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