字典網>> 英漢字典>> H開頭詞條>>high frequency unit的意思 漢英字典high frequency unit中文翻譯：【電】 高頻單位 相關詞條：high-vacuum switching tube high-alcoholic elixir high pressure ion exchange high speed steel high frequency spark ion source high cycle fatigue high-capacity storage system high sulfur crude high duty lubricating oil high-frequency voltmeter