snatch block

名词 n.
中文释义

英文释义

名词 n.
  1. A kind of block with an opening in one side to receive the bight of a rope.
  2. A block equipped with a hook that hooks a cable so that it can be doubled back on itself in order to double the load carrying ability of the cable.
    — On a tramway installation, drag the haul rope through each intermediate tower, placing it in the snatch block as the tower is passed to lighten the load.

词形变化

snatch blocks plural
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