| 1. | The earth is a spheroid and not a sphere .
地球是一个椭球而非球体。 |
| 2. | He shows that the earth is not a true sphere but an oblate spheroid and calc ulates the flattering .
他证明地球不是一个真的球而是一个扁球，而且计算了扁平度。 |
| 3. | Oolite lime sand packs naturally with 40% porosity because the particles are essentially spheroids .
自然堆积的灰质鲕粒砂具有40的孔隙度，因为其颗粒其本上都是球状的。 |
| 4. | A projection is defined as any orderly system whereby the meridians and parallels of the spheroid may be represented on a plane .
投影是一种有规律的方法，用来把椭球面上的子午圈和平行圈映射在一个平面上。 |
| 5. | The hyperbolic complex number and spacetime spheroid
双曲复数与时空球 |
| 6. | In the other , spheroids form directly in the earliest stages of solidification
另一个是在固化的最早阶段直接形成球状体。 |
| 7. | Earth ' s spheroid
地球回转椭圆体 |
| 8. | Research on the distribution of electric potential and electric field intensity outside the conducting spheroid
对导体球外电势和场强分布的研究 |
| 9. | This second route is preferred because of the reduced processing time required , and the greater perfection of the resulting spheroids
由于第二种方法可减少过程时间，并且最终获得的球体更完美，所以第二种方法更好一些。 |
| 10. | These graphite spheroids are know as “ crack arresters ” in the ductile iron industry because of their ability to stop cracks in their tracks
在球墨铸铁行业内，这些石墨球称为“裂缝终结者” ，因为它们具有阻止断裂的能力。 |
