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traînage court | |||
piquage | |||
formation de rayures; formation de striures; striures | |||
traînage | |||
nuvitisme | |||
veinage | |||
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trait; filet de minerai | |||
frottis | |||
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schlieren |
streaking : 13 phrases in 3 subjects |
Medical | 10 |
Metallurgy | 1 |
Natural resourses and wildlife conservation | 2 |