| 1. | Refraction has been dealt with on page 156 .
折射已经在前面156页谈过。 |
| 2. | The bending of the light rays is caused by refraction .
光线的弯曲是由折射造成的。 |
| 3. | A three-inch refractor will give an excellent view .
一架三英寸的折射望远镜就能看到极好的景象。 |
| 4. | A lens is an optical system including two refracting surfaces .
一个透镜是包含两个折射面的光学系统。 |
| 5. | Finally, we mention the catadioptric system of schupmann's medial .
最后，我们谈谈舒曼的medial反折射系统。 |
| 6. | The sonobuoy permits recording a refraction profile with only one ship .
声纳浮标允许只以一艘船来记录折射剖面。 |
| 7. | Refraction is often applied as a reconnaissance tool in newly explored areas .
折射波法在新的勘探地区，通常都作为一种普查手段。 |
| 8. | Its origin is required of refraction or reflection of the light by atmospheric ice crystals .
它是由大气的冰晶对光的折射或反射所产生的。 |
| 9. | Either a body absorbs light, or it reflects or refracts it, or does all these things .
一个物体不是吸收光就是反射或折射光，或是二者兼备。 |
| 10. | If a refraction or a reflecting body is irregular, the wave front undergoes a deformation .
如果折射体或反射体是不规则的，波前即产生变形。 |
