The rover was to use its rock abrasion tool Sunday to grind away at a martian outcropping dubbed Flat Rock,but the tool left no discernible impression on the rock,NASA's Jet Propulsion Laboratory reported.
The rover was to use its rock abrasion tool Sunday to grind away at a martian outcropping dubbed Flat Rock,but the tool left no discernible impression on the rock,NASA's Jet Propulsion Laboratory reported.
火星车计划周日用其岩石削磨工具来切割一块被称为“平石”的露出地面的火星岩石，但据美国宇航局喷气推进实验室的报告称，该工具“在岩石上没有留下明显的痕迹”。