路基断面形式
cross-section type of subgrade
复式梯形断面
duplex trapezoidal section
串列双矩形断面
two rectangular cylinders in tandem
断面形态
cross section configuration
the morphology of transversal section
fault plane structure
fracture surface morphology
section shape
section configuration
cross-sectional profiles
fracture morphology
section morphology
section form
sectional morphology
fault-plane shape
cross-sectional morphology
Fractography