- slope replacement
- slopereplacement
- 坡: slope
- 面: face
- 更替: replace; supersedure; take t ...
- 更替: replace; supersedure; take turns; substitute 生产方式的更替 the replacement of one mode of production by another; 产品生命更替期 abandonment stage
- 坡面: batter; clinohedron; dome; highwall; po min; ramp; sloping surfaces
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