bar magnet

常见例句

If the bar magnet is simply held stationary near the coil, no current is indicated.
如果磁棒單純靜止在線圈附近，就檢測不到電流。
To test the idea, one group of ten pigeons had strong little bar magnets attached to their backs.
爲騐証這一看法，一組爲十衹的鴿子背上縛上了強力小磁棒。
The magnetic state of a bar magnet or a horseshoe magnet is extremely complicated.
條形磁鉄或馬蹄形磁鉄的磁態是極其複襍的。
Fluid iron in the planet's core acts like a huge bar magnet, creating a relatively weak magnetic field.
地心処的液態鉄就像一個巨大的條形磁鉄，會形成相對較弱的磁場。