self-supporting grating

[self-supporting grating]
[self-supporting grating]

中文释义

自持光栅

单词分析

单词结构:

self-supporting grating

字母数:23

记忆提示

🎯 重点记忆:

  • 单词拼写:self-supporting grating
  • 核心含义:自持光栅