107417679.375 83702088.5774 20440908.226820440908.1184620440905.14846 -178.514 -139.099 107417856.708 83702226.7564 20440942.027820440941.8694620440938.88346 -177.333 -138.179 105842612.997 82474764.1194 20141183.135820141182.9444620141179.99346 -176.112 -137.225 105842788.187 82474900.6294 20141216.492820141216.2564620141213.32146 -175.190 -136.510 试完成以下内容： 1)用高次差方法，判断该时段内L1载波相位观测值中是否存在明显的周跳： 2)采用电离层残差法，判断L1或L2的载波相位观测值中是否存在周跳： 3)试采用多项式拟合法，判断L1或L2的载波相位观测值中是否存在周跳。107417679.375 83702088.5774 20440908.226 8 20440908.11846 20440905.14846 -178.514 -139.099 107417856.708 83702226.7564 20440942.027 8 20440941.86946 20440938.88346 -177.333 -138.179 105842612.997 82474764.1194 20141183.135 8 20141182.94446 20141179.99346 -176.112 -137.225 105842788.187 82474900.6294 20141216.492 8 20141216.25646 20141213.32146 -175.190 -136.510 试完成以下内容： 1）用高次差方法，判断该时段内L1载波相位观测值中是否存在明显的周跳； 2）采用电离层残差法，判断L1或L2的载波相位观测值中是否存在周跳； 3）试采用多项式拟合法，判断L1或L2的载波相位观测值中是否存在周跳