单词	Coal rock fracture
释义	Coal rock fracture 煤岩破裂
随便看	Network educadon network education Net-work education network education academe of university network educational experiment system network-educational platform network educational research network educational resource network educational resources Network Educational System network education college network education information resource network education platform network education resource network education software network education system network eduction networked underwater acoustic warfare networked user networked VI Networked virtual environment networked virtual environments networked virtual instrument networked warfare networked workstation