| |||
multiple-start thread; multiplex thread | |||
multiple thread | |||
multistart thread; multistar thread (petr1k) |
многозаходная резьба : 16 phrases in 6 subjects |
Automated equipment | 3 |
Drilling | 2 |
Makarov | 2 |
Oil / petroleum | 2 |
Technology | 3 |
Transport | 4 |