洛克希德·马丁高功率雷达系统公司S波段雷达研发负责人将找到并跟踪成千上万的太空碎片,精度可达到几米内。
A leader in S-band radar development, Lockheed Martin's high-powered radar systems will find and follow the course of thousands of pieces of space debris to an accuracy of just meters.
由洛克岛奥古·斯塔纳学院的威廉·哈默领导的第二小组在比尔德·莫尔冰川附近1.3万英尺高的山顶发现了距今有两亿年的食草恐龙化石。
A second team led by William Hammer of Augustana College in Rock Island found the 200 million-year-old plant-eater's fossils on a mountaintop 13,000 feet high near the Beardmore Glacier.
高德纳预计今年将会售出1950万台平板电脑,而到2014年,平板电脑的出货量将达到2.08亿台。
Gartner expects 19.5 million units will be sold this year, and projects that number will rise to 208 million by 2014.
应用推荐