classification for ice strengthening

[classification for ice strengthening]
[classification for ice strengthening]

中文释义

耐冰航行船级

单词分析

单词结构:

classification for ice strengthening

字母数:36

记忆提示

🎯 重点记忆:

  • 单词拼写:classification for ice strengthening
  • 核心含义:耐冰航行船级