The design and application of an online real-time transmission tool of first-person perspective information (一种第一视角信息在线实时传输工具的设计与应用) oleh WANG Hongli (王红丽), WU Yunyun (武云云), CHEN Weiping (陈蔚萍), HU Pengchao (胡鹏超), KANG Le (康乐)