词汇	dgu
释义	dgu Downgrade to Unclassified,密件降至非密级
随便看	different forest zones different form different form of Calcium differentforms different forms Different forms nitrogen different forms of different forms of education Different Forms of Infrastructure Investment different forms of iron different forms of sulfur different formulation different formulations Different fractions different frames of reference different frameworks of reference different frequency Different frequency control technology different frequency generation different frequency parameter different-frequency power combining different frequency seismic wave different-frequency simplex radio communication Different fresh fruits and greens different from