| 1. | The arrow at the left represents the light source .
左方的箭号代表光源。 |
| 2. | The condenser is interposed between the light source and the specimen .
在光源和标本之间是聚光镜。 |
| 3. | Most light sources do not radiate equally in all directions .
大多数光源并非在所有各方面都等量地辐射。 |
| 4. | Such a light source is provided by any atomic vapour in which an electrical discharge is running .
任何一种发生放电过程的原子蒸汽都能提供这样一种光源。 |
| 5. | The transmitter-receiver housing contains the light source and all electronic and control functions .
发射器和接收器内装有光源和所有电子元件和控制元件。 |
| 6. | Classification of radioactive self - luminous light sources
放射性自发光光源的分类 |
| 7. | At this point it is smart to determine a light source
在这里有个技巧：确定光源。 |
| 8. | Electric lighting sources . incandescent miniature lamps
照明电源.微型白炽灯 |
| 9. | Light sources are then set up at assigned locations
然后再设定光源及观察者的位置。 |
| 10. | Colorimetry ; measuring conditions for light sources
色度测定.第8部分:光源的测量条件 |
