常見例句雙語例句Watch a piece of the alloy leap over to a permanent magnet in the video clip below.要觀看的合金浮在永久磁鐵上的視頻，請點擊下面。That distinguishes them from “synchronous” motors that use a permanent magnet in their rotors instead of a set of conductors.這使之區(qū)別于“同步”發(fā)動機。 同步發(fā)動機在轉(zhuǎn)子中使用永久磁鐵而不是一組導(dǎo)線。When the warmed alloy is placed near a permanent magnet, like a rare-earth magnet, the alloy’s magnetic force increases suddenly and dramatically.當(dāng)加熱的合金放置在永久磁鐵——如稀土磁鐵附近時，合金的磁力會突然戲劇性地大幅增加。權(quán)威例句The GM designed oil-cooled, permanent magnet motor is the heart of the Spark EV's propulsion system.ENGADGET: Chevy Spark EV rated most efficient retail car with 82-mile range, 119 MPGeThis Lexus Hybrid Drive powertrain features an all-new, ultra-smooth running, 2.5 litre 4-cylinder petrol engine mated to a compact, high-output, water-cooled permanent magnet electric motor.ENGADGET: Lexus LF-CC Concept shows the future of touchscreen interiorsCurrent designs for maglev trains rely on electromagnets, since nobody has been able to make a permanent magnet strong enough to lift the weight of a train.ECONOMIST: Maglev trains 返回 permanent magnet