The researchers used a machine called an "electroretinogram" to test the field of vision - firing a tiny beam of light at the shark in a darkened tank from all directions.
研究人员利用“网膜电图”机测试视野——在一个黑暗的箱子里从各方位向鲨鱼发射一丝微弱的光。
2
The research results provide theoretic guide for field application of air tank to water hammer control.
研究结果对现场使用空气罐来控制水击提供了理论指导。
3
As one field of his think tank, the political thoughts still have the great guidance for our leaders nowadays.