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Main line block
Глоссарий терминов в лесозаготовках и производстве пиломатериалов |
Block on a spar through which the main line runs (32).
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Haul-back block, английский
Block used to guide the haul-back line (26).
Tail block, английский
Block fixed to a stump at the outer edge of a setting (in ground-lead and high-lead cable logging) or to the tail spar (in skyline cable logging), through which the haul-back line is reeved for returning the main line and the butt rigging to the loading p
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