| 1. | Enamel is the hardest structure of the body and the richest in calcium .
釉质是身体中最硬的组织最富于钙质。 |
| 2. | The deposit is contained in the predominantly calc-silicate upper part of the corella formation .
矿床位于科雷拉岩系上部主要为钙质-硅酸盐类的岩层中。 |
| 3. | As more calcium was needed for building bone and blood, the calcium content of my milk soared .
由于制造骨骼和血液需要更多钙质，我奶里的钙含量就猛然增加。 |
| 4. | Calcareous sediments accumulated on a sea floor and eventually were compacted and cemented to form limestone .
钙质沉积物堆积在海底，最后压紧并胶结形成石灰岩。 |
| 5. | Calcite cementation seems a possibility where lime grains or calcareous organisms are abundant .
在灰质颗粒或钙质生物丰富的地方，方解石胶结作用似乎是有可能的。 |
| 6. | Other plankton species in near equal numbers replaced calcareous microplankton as they died out .
钙质微体浮游生物消亡时，已经有近乎等量的其它浮游生物种类代替它们了。 |
| 7. | The long axes of the ellipsoidal shaped calcareous concretion reflected the direction of movement of mineralizing groundwaters .
椭圆形的钙质结核的长轴方向反映了地下矿化水的流动方向。 |
| 8. | Milk is the major source of calcium for babies
牛奶是婴儿获取钙质的主要来源。 |
| 9. | Drink at least one glass of milk per day to absorb calcium
每天饮一杯奶以吸收钙质 |
| 10. | A balanced diet rich in calcium and vitamin d
富含钙质和维他命d的均衡饮食。 |
