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单词 backstay
释义 backstay
[`bak´stā]
ENGINEERING
1. A supporting cable that prevents a more or less vertical object from falling forward.
2. A spring used to keep together the cutting edges of purchase shears.
3. A rod that runs from either end of a carriage's rear axle to the reach.
4. A leather strip that covers and strengthens a shoe's back seam.
GRAPHIC ARTS
A rope or strap that keeps the carriage of a hand printing press from moving too far forward.
NAVAL ARCHITECTURE
A rope, wire, or cable that runs from the top of a mast to the side of a ship and slants a little aft.
TEXTILES
A bar having a glass rod on its top that runs across a loom beneath the lowest motion of the warp yarns.
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