| 1. | Photoelectric work offers the widest scope . 光电工作提供了最广阔的天地。 |
| 2. | The mosaic consists of a metal plate covered with insulating material . 嵌镶光电阴极由涂有绝缘材料的金属板组成。 |
| 3. | Submit them to test on a photoelectric colorimeter or spectrophotometer . 把他们放在光电比色计或分光光度计上进行测定。 |
| 4. | For longer wavelengths a number of extrinsic photoconductive devices exist . 对于更长的波长,有许多非本征光电导器件可用。 |
| 5. | The interior of the tube must be kept a hard vacuum to preserve the photo cathode . 显象管内部一定要保证高真空才能保护光电阴极。 |
| 6. | A well-regulated power supply provides the high voltage for the photomultiplier . 一个高度稳定的电源供给光电倍增管所需要的高压。 |
| 7. | The presence of the shifter increases the light yield of the liquid scintillator to 0. 61 . 波长变换剂的存在使液体闪耀体的光电产额提高到061。 |
| 8. | It is therefore advisable never to use an excessively high working voltage for a multiplier cell . 因而光电倍增管不使用过高的工作电压是很有道理的。 |
| 9. | By combining electrostatics with photoconductivity, carlson had found the right basic concept . 卡尔森把静电学和光电导性结合起来,得出了正确的基本概念。 |
| 10. | Ultraviolet sensitive photocathodes are also used in cameras in rocket and balloon-bome experiments . 火箭和气球实验的电子照相机中,还使用紫外敏感的光电阴极。 |