| 1. | This flicker is detected on a photocell . 这种闪烁由光电管所接收。 |
| 2. | We must use photocell as detectors . 我们必须用光电管作为探测器。 |
| 3. | Electronmultiplier cells are superior to ordinary photocells . 电子倍增管比普通的光电管好。 |
| 4. | 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。 |
| 5. | 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。 |
| 6. | Measuring methods of photocell - spectral sensitivity 光电池测量方法光谱灵敏度 |
| 7. | Measuring methods of photocell - intergral sensitivity 光电池测量方法积分灵敏度 |
| 8. | Measuring methods of photocell - junction capacitance 光电池测量方法结电容 |
| 9. | Measuring methods of photocell - inverse breakdown voltage 光电池测量方法反向击穿电压 |
| 10. | Measuring methods of photocell - rise time and fall time 光电池测量方法上升时间下降时间 |