back-up roll sleeve

英 [back-up roll sleeve]
美 [back-up roll sleeve]

中文释义

支承辊的辊套

单词分析

单词结构：

back-up roll sleeve

字母数：19

记忆提示

🎯 重点记忆：

  • 单词拼写：back-up roll sleeve
  • 核心含义：支承辊的辊套

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更新时间：2026-03-23 12:09:52