基本解释[經濟學]頻譜閃光燈英汉例句雙語例句The flashing status of each signal lamp can be set and the frequency and the time of flashing is adjustable.每個信號燈的閃爍狀態可設,閃爍頻率、閃爍時間可調。www.5u-huagong.comfrequency flashing lamp更多例句专业释义經濟學頻譜閃光燈