请教一下友友想知道第三行5678位所表示的含义

E804EC13E804EC138069FFFFFFFFFFFF
66C571DDFFFFFF078069FFFFFFFFFFFF
EB02ED12EB02ED128069FFFFFFFFFFFF
7.42

E804EC13E804EC138069FFFFFFFFFFFF
66C571DDFFFFFF078069FFFFFFFFFFFF
D701D827D701D8278069FFFFFFFFFFFF
4.71

E804EC13E804EC138069FFFFFFFFFFFF
66C571DDFFFFFF078069FFFFFFFFFFFF
5B025DA25B025DA28069FFFFFFFFFFFF
6.03

E804EC13E804EC138069FFFFFFFFFFFF
66C571DDFFFFFF078069FFFFFFFFFFFF
570057A8570057A88069FFFFFFFFFFFF
0.87