As director of cavendish laboratory at cambridge university , thomson was researching electrical currents inside cathode ray tubes .
作为剑桥大学卡文迪什实验室的主管,汤姆逊那时正在研究阴极射线管中的电流。
Such swirling currents can be remarkably self-contained .
旋转的水流能够有效地自足。
The currents round the beacon were more than he could manage .
灯塔周围湍急的水流远远超过他能应付的范围。
There are spirits in currents and tides , in coral reefs and mangroves .
精神存在于水流和潮汐里,存在于珊瑚礁和红树林中。
Those rigors include everything from swirling currents and floating ice chunks to migrating whales .
那些艰苦环境包括旋转的水流和漂浮的冰块,还有迁徙的鲸鱼。
Since magnetic fields cause electrical currents , such a collision could have caused a monumental short circuit visible from earth .
因此磁场产生了电流,这样的碰撞可以导致强烈的短路并且可在地球上看到。
Currents create magnetic fields , leading to a third variable , magnetic flux , which characterises the field 's strength .
电流产生了磁场,导致第三个变量的产生-磁通量,它表示磁场的强弱。
A living one pulses with electrical activity small-scale currents that travel along neurons , and large waves that pass across entire lobes .
一个真正的活大脑可是充满了电的脉动的从沿着神经元线路传播的小规模电流,到横扫整片脑叶的大型波浪。
Nasa 's galileo spacecraft did a fly-by of jupiter 's second largest moon in 1996 and 1997 and found that callisto 's magnetic field varied , indicating currents .
They are using synthetic polymer gels that expand and contract in response to small electrical currents to create synthetic muscles for replacing heart valves , sphincter muscles and , eventually , larger muscles .