图2 观测期间内台站所在处流动方向和位移大小 (IMAGE) Science China Press Caption (a) 当台站251位于中山站熊猫码头基岩,其移动大小约为0.2米;(b) 当台站250位于拉斯曼丘陵冰盖,其移动大小约为1米。不同时间段内台站的平均位置由红、绿、蓝、黄和青色圆圈表示 Credit ©《中国科学》杂志社 Usage Restrictions Use with credit. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.