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double-helical spur gear
double-helical spur gear
英
[double-helical spur gear]
美
[double-helical spur gear]
中文释义
un. 人字齿轮 [网络] 人字正齿轮
单词分析
单词结构:
double-helical spur gear
字母数:24
记忆提示
🎯 重点记忆:
单词拼写:double-helical spur gear
核心含义:un. 人字齿轮 [网络] 人字正齿轮
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更新时间:2025-12-11 00:26:51