屏蔽英文是shield；screen；screening。
造句：
1、Overburden had concealed the radioactivity.
覆蓋層屏蔽掉了放射性。
2、Sediments acted as a restricting control.
沈積層起著屏蔽的作用。
3、An adiabatic wall must be able to block radiation.
絕熱壁必須能屏蔽輻射。
4、The first term is the screened coulomb repulsion.
第壹項是屏蔽的庫侖排斥項。
5、The shielding is only perfect.
這種屏蔽作用才是完全的。
6、The"mask"facility is also often called the"enable".
“屏蔽”條件也叫做“選通。”
7、The first explosion tore the reactor vault apart.
第壹次爆炸將反應堆的屏蔽室炸飛了。
8、The outermost electron is shielded from the nucleus.
原子核對最外層電子的作用受到屏蔽。
9、In these cases,this cover should be kept as thin as possible.
此時，該屏蔽層應盡可能地薄。
10、Heat transfer and shielding tests will be completed in 1976.
於1976年將完成傳熱和各項屏蔽試驗。
11、Radiation shields are commonly used to reduce radiation errors.
輻射屏蔽罩壹般用於降低輻射誤差。
12、How well is the exposure area shielded from the cyclotron proper.
照射區對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.
計數完畢，樣品被送入壹個屏蔽的儲存器內。
14、It is a global masking process for any interrupt of level higher than n.
對於比n更高的任何中斷級來說，這是壹個總的屏蔽處理。
15、We wish to estimate at what distance this shielding becomes incomplete.
我們想要估計壹下，在多大距離處這種屏蔽作用將變為不完全的。
16、The filter is constructed as a sandwich from three materials of different atomic number.
屏蔽物由不同原子序數的三種物質的夾層組成。
17、The number of ions needed for screening the electrical field is known as the coordination number.
屏蔽電場所需要的離子數稱為配位數。
18、Using a magnetic field to curve the path of the e-beam permits screening of the hot filament.
用壹個磁場使電子束走曲線路徑能夠屏蔽熱陰極。
19、It is for this reason that hydrogen,e.g.as water,is an important constituent of neutron shields.
由於這壹緣故，氫（例如水）便成為中子屏蔽體的壹個重要組成部分。
20、Every nucleus lives in splendid isolation,shielded from the rest of the world by its own encircling electrons.
繞核旋轉的電子都使每個原子核同世界的其余部分屏蔽開來。