| 1. | In 1611, kepler published his dioptrice .
1611年，开普勒发表了他的著作《折光学》。 |
| 2. | Over water the diurnal change in refraction is likely to be small .
在水面上，折光的周日变化可能是很小的。 |
| 3. | Elastic fibers usually occur as individual, refractile, branching, and anastomosing fibers .
弹性纤维通常是单独的，折光的，分枝的及吻合的纤维。 |
| 4. | The parallactic refraction between the stars and the satellite is small and well determinate, except for the irregular stellar movements known as erratics .
除了通称为游动的不规律星体运动之外，恒星和卫星之间的视差折光差微小，而且是容易测定的。 |
| 5. | Lens is used to bend light to a point , called the
作主镜，以收集及屈折光线到 |
| 6. | Test method for refractive index of chemical products
化工产品折光率测定法 |
| 7. | Essential oils - determination of refractive index
香精油.折光指数的测定 |
| 8. | Tobacco flavor . determination of relative index
烟用香精.折光指数的测定 |
| 9. | Determination of the refractive index of plastics
塑料折光指数的测定 |
| 10. | Aromatics . determination of refractive index
香料折光指数的测定 |
