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那是外差式接收机.用英语怎么说？

那是外差式接收机.

That's a heterodyne receiver.

相关词汇
heterodyne receiver

heterodyne

adj. 电外差的；vi. 致差，成拍，产生外差效果；
例句
The Doppler frequency can be obtained as a heterodyne or beat effect.
由于外差或频差效应,能够得到多普勒频率.

receiver

n. 接受者，收款员，接收器，无线电接收机，（破产公司的）官方接管人；
例句
I dropped the receiver back in the cradle.
我把听筒放回听筒架上。
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
Supporters of the death penalty argue that it would deter criminals from carrying guns...
死刑的支持者认为它能阻吓罪犯携带枪支。
相关例句
The fourth night of violence in the German city of Rostock was triggered by football supporters...
发生在德国城市罗斯托克的第四起夜间暴乱是由足球球迷们挑起的。
I counted 34 wild goats grazing.
我数了数，有34只野山羊在啃草。
I have lived here since January.
自一月份以来, 我一直住在这里。
...the region's ethnic minorities...
这个地区的少数民族
I tried to compute the cash value of the ponies and horse boxes.
我试着算了算马驹和运马拖车的现金价值。
He feels that he was destined to become a musician...
他觉得自己注定会成为一名音乐家。
They were leery about investing in a company controlled by a single individual.
把资金投向一个由一人独自操控的公司，他们不大放心。
It'll remain a secret unless someone blabs.
除非有人泄漏出去,否则这永远是个秘密.
The heads of the two government ratified the treaty.
两国政府首脑签署了条约。
Mr Golding delivered an oblique warning, talking of the danger of sudden action.
戈尔丁先生谈及草率行事的危险，这是他在委婉地发出警告。