| 1. | Atom number eight is called oxygen . 原子序数为8的物质叫做氧。 |
| 2. | No change in atomic number is possible without a radical change in properties . 性质不发生根本的改变,原子序数的改变是不可能的。 |
| 3. | The filter is constructed as a sandwich from three materials of different atomic number . 屏蔽物由不同原子序数的三种物质的夹层组成。 |
| 4. | The electron range increases with decreasing atomic number and increasing incident beam energy e0 . 电子射程随着原子序数的减少和入射束能量E0的增加而增加。 |
| 5. | The atomic number represents the number of nuclear protons or, in the undisturbed state, the number of extranuclear electrons . 原子序数表示原子核内质子的数目,也是在未被干扰的状态下核外的电子数。 |
| 6. | Atom of elements 元素的原子序数 |
| 7. | All elements is a substance all of whose atoms have the same atomic number 元素是其成分中所有原子的原子序数都相同的物质的总称。 |
| 8. | At . no . atomic number 原子序数 |
| 9. | The message begins at the top with binary numbers 1 to 10 and the atomic number of major elements , 由1至10的二进数,主要元素的原子序数 |
| 10. | The electron range increases with decreasing atomic number and increasing incident beam energy e0 电子射程随着原子序数的减少和入射束能量e0的增加而增加。 |