| 1. | This flicker is detected on a photocell .
这种闪烁由光电管所接收。 |
| 2. | The photoelectric cell controls a servomotor .
该光电管控制着一个伺服电动机。 |
| 3. | Electronmultiplier cells are superior to ordinary photocells .
电子倍增管比普通的光电管好。 |
| 4. | The spectral sensitivity of various cells is very different .
各种光电管的分光灵敏度是很不相同的。 |
| 5. | It intercepts a portion of the light impinging on the photocell .
它遮住一部分照射在光电管上的光。 |
| 6. | The electrons freed in the phototube cross over to the metal rod .
光电管中被释放的电子从金属片渡越到金属杆上。 |
| 7. | The phototube, a very special type of electron tube, is the heart of the talking-picture projector .
光电管，一种非常特殊的电子管，是有声电影放映机的心脏。 |
| 8. | A small flay, attached to this body, intercepts a beam of light coming from a source and directed to a photocell .
附在该物体上的光罩截取对着光电管的光束。 |
| 9. | Detail specification for electronic components phototube of type gd - 24
电子元器件详细规范. gd - 24型光电管 |
| 10. | Leds and phototransistors then read the spinning wheels
发光二极管和光电管这时就读取旋转的轮子传来的信号。 |
