屏蔽英文是shield；screen；screening。
造句：
1、Overburden had concealed the radioactivity.覆盖层屏蔽掉了放射性。
2、Sediments acted as a restricting control.沉积层起着屏蔽的作用。
3、An adiabatic wall must be able to block radiation.绝热壁必须能屏蔽辐射。
4、The first term is the screened coulomb repulsion.第一项是屏蔽的库仑排斥项。
5、The shielding is only perfect.这种屏蔽作用才是完全的。
6、The"mask"facility is also often called the"enable".“屏蔽”条件也叫做“选通。”
7、The first explosion tore the reactor vault apart.第一次爆炸将反应堆的屏蔽室炸飞了。
8、The outermost electron is shielded from the nucleus.原子核对最外层电子的作用受到屏蔽。
9、In these cases,this cover should be kept as thin as possible.此时，该屏蔽层应尽可能地薄。
10、Heat transfer and shielding tests will be completed in 1976.于1976年将完成传热和各项屏蔽试验。
11、Radiation shields are commonly used to reduce radiation errors.辐射屏蔽罩一般用于降低辐射误差。
12、How well is the exposure area shielded from the cyclotron proper.照射区对回旋加速器本身的屏蔽程度如何？
13、At the end of the count the sample is ejected into a shielded store.计数完毕，样品被送入一个屏蔽的储存器内。
14、It is a global masking process for any interrupt of level higher than n.对于比n更高的任何中断级来说，这是一个总的屏蔽处理。
15、We wish to estimate at what distance this shielding becomes incomplete.我们想要估计一下，在多大距离处这种屏蔽作用将变为不完全的。
16、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。
17、The number of ions needed for screening the electrical field is known as the coordination number.屏蔽电场所需要的离子数称为配位数。
18、Using a magnetic field to curve the path of the e-beam permits screening of the hot filament.用一个磁场使电子束走曲线路径能够屏蔽热阴极。
19、It is for this reason that hydrogen,e.g.as water,is an important constituent of neutron shields.由于这一缘故，氢（例如水）便成为中子屏蔽体的一个重要组成部分。
20、Every nucleus lives in splendid isolation,shielded from the rest of the world by its own encircling electrons.绕核旋转的电子都使每个原子核同世界的其余部分屏蔽开来。
火野丽Q
