n.the class occupying the highest position in the social hierarchy
同义词：upper class
UPPER CRUST
UPPER CRUST
Upper crust
Imaging the Upper Crust of the Korean Peninsula by Surface-Wave Tomography
Seismic Evidence for a Low-Velocity Zone in the Upper Crust Beneath Mount Vesuvius
Rates of hydrothermal cooling of new oceanic upper crust derived from lithium-geospeedometry
Evidence of fluid‐filled upper crust from observations of postseismic deformation due to the 1992 Mw7.3 Landers earthquake
Heterogeneity spectrum and scale‐anisotropy in the upper crust revealed by the German Continental Deep‐Drilling (KTB) Holes
From rifting to drifting: tectonic evolution of the South-Alpine upper crust from the Triassic to the Early Cretaceous
Active thrusting and folding in the Qilian Shan, and decoupling between upper crust and mantle in northeastern Tibet
Fialko, Y. Evidence of fluid-filled upper crust from observations of postseismic deformation due to the 1992 Mw7.3 Landers earthquak...
From plutons to magma chambers: Thermal constraints on the accumulation of eruptible silicic magma in the upper crust
Kinematic, thermal and petrological model of the Central Alps: Lepontine metamorphism in the upper crust and eclogitisation of the l...
