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notching; sheet division | |||
scoring | |||
scraping | |||
keyway broaching; groove; internal broaching of helical grooves |
rayage: 8 phrases in 7 subjects |
Construction | 1 |
Cultural studies | 1 |
Materials science | 2 |
Mechanic engineering | 1 |
Metallurgy | 1 |
Textile industry | 1 |
Transport | 1 |