×
模态框(Modal)标题
在这里添加一些文本
Close
Close
Submit
Cancel
Confirm
×
模态框(Modal)标题
在这里添加一些文本
Close
Toggle navigation
Home
About Journal
Editorial Board
Instruction
Subscription
Advertisement
Contact Us
中文
PDR algorithm improves indoor positioning accuracy of geomagnetism
HUANG He, ZHANG Xinyu, QIU Kaiyue
Bulletin of Surveying and Mapping . 2019, (
12
): 18 -21 . DOI: 10.13474/j.cnki.11-2246.2019.0378