| 1. | It screens out lethal ultraviolet and x-rays from the sun . 它阻挡了来自太阳的致命的紫外线和X射线。 |
| 2. | The thermal radiation of shorter wavelengths than the visible are called ultraviolet . 波长短于可见光的热辐射称紫外线。 |
| 3. | The ultraviolet component of sunlight is responsible for most pesticide photolysis . 阳光的紫外部分是农药光解的最重要因素。 |
| 4. | Halogens also have the necessary absorption in the ultraviolet and rapid dissociation . 卤素也具有吸收紫外线和分解快这两种特性。 |
| 5. | Quenching agents could be particularly effective in combination with ultraviolet absorbers . 猝灭剂与紫外线吸收剂并用时效果更为突出。 |
| 6. | This is the energy of an ultraviolet photon, a "large" energy on the atomic scale . 这是一个紫外光子的能量,在原子尺度上,它是一个“大”能量。 |
| 7. | Fluorescent destruction occurs about once for every ten interstellar ultraviolet photons absorbed . 每吸收十个星际紫外光子,就会发生一次荧光破坏过程。 |
| 8. | Electromagnetic radiation with frequencies in the ultraviolet and visible region can be absorbed by molecules . 分子能吸收频率在紫外和可见光区的电磁辐射。 |
| 9. | 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。 |
| 10. | Using ultraviolet rather than visible light in microscope allows for the perception of finer detail . 在显微术中使用紫外线而不用可见光,就能够观察更精细的细节。 |