echo ultrasonic delay line

英 [echo ultrasonic delay line]
美 [echo ultrasonic delay line]

中文释义

[电讯] 回波超声延迟线

单词分析

单词结构：

echo ultrasonic delay line

字母数：26

记忆提示

🎯 重点记忆：

  • 单词拼写：echo ultrasonic delay line
  • 核心含义：[电讯] 回波超声延迟线

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更新时间：2026-01-31 00:11:42