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back-up roll bearing
back-up roll bearing
英
[back-up roll bearing]
美
[back-up roll bearing]
中文释义
支承辊轴承
单词分析
单词结构:
back-up roll bearing
字母数:20
记忆提示
🎯 重点记忆:
单词拼写:back-up roll bearing
核心含义:支承辊轴承
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更新时间:2026-02-04 17:39:56