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单词 keyway
释义 keyway
[`kē´wā]
DESIGN ENGINEERING
1. An opening in a lock for passage of a flat metal key.
2. The pocket in the driven element to provide a driving surface for the key.
3. A groove or channel for a key in any mechanical part. Also known as key seat.
ENGINEERING
An interlocking channel or groove in a cement or wood joint to provide reinforcement.
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