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单词
pitch circle
释义
WordReference Random House Unabridged Dictionary of American English © 2024
pitch
′
cir′cle,
[
Mach.
]
Mechanical Engineering
an imaginary circle within the profiles of the teeth of a gear, such that it rotates against a similar circle rotating at the same rate on a meshing gear. Also called
pitch line.
1810–20
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更新时间:2025/7/31 4:45:38