n.
the property of being big and strong
同义词：huskinesstoughness
the quality of being topologically uneven
"the ruggedness of the mountains"
the quality of being difficult to do
"the ruggedness of his exams caused half the class to fail"
同义词：hardness
Ruggedness and robustness testing.
Ruggedness: The Blessing of Bad Geography in Africa
A Terrain Ruggedness Index that Quantifies Topographic Heterogeneity
www.imdea.org Ruggedness: The blessing of bad geography in Africa
Smoothness within ruggedness: the role of neutrality in adaptation
Guidance for robustness/ruggedness tests in method validation.
Trench MOSFET with multiple P-bodies for ruggedness and on-resistance improvements
Quantifying Landscape Ruggedness for Animal Habitat Analysis: A Case Study Using Bighorn Sheep in the Mojave Desert
Superjunction device with added charge at top of pylons to increase ruggedness
Heterojunction bipolar transistor device with electrostatic discharge ruggedness
