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词汇
电视差转台
释义
电视差转台
diàn shì chà zhuàn tái
利用外差法改变接收到的电视信号的载频并经放大再转发出去的装置。可使电视覆盖面增大,在山顶设差转台,可使山背后能收到电视节目。设备简单,能几次差转,起到中继接力作用。
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The first atomic bomb exploded
the first attack
The first author
The first autobiography album of Yundi Li
the first axle body
the first axle part
the first backcross generation
The First Bank of Boston
the first baroclinic Rossby wave
the first batch
the first batch of
The First Batch of Disciples
the first batch of students
The first batch of students will graduate in
The first batsman was bowled out
The first bell has rung
the first beneficiary
The first big change was in vocabulary
the first biharmonic problem
The first binding principle
the first black female billionaire
The first blade of grass spear out of the earth
the first blow is half the battle
The first blow is half the battle
the first book for charming women
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更新时间:2025/4/17 2:28:52