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switch tie | |||
switch-and-crossing sleeper | |||
switch timber; switch sleeper | |||
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head block (для крепления стрелочных железнодорожных переводов); crossing sleeper | |||
point sleeper; switch tie | |||
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point ties | |||
crossing sleepers | |||
switch and crossing sleepers |
переводной брус : 1 phrase in 1 subject |
Pulp and paper industry | 1 |