字典網>> 英漢字典>> R開頭詞條>>rotary secondary line switch的意思 漢英字典rotary secondary line switch中文翻譯：【電】 旋轉式次級待線機字典網英文字典英文字典相關詞條：rotary head drum rotary hearth incinerator rotary preforming press rotary-inversion axis rotary mill rotary pawl rotary voltmeter rotary disc contactor rotary mercury pump rotary oil burner