Results The shielding efficacy was 95% by the lead glass and plumbic suit double protection, the X ray radiation was reduced markedly.
结果经铅玻璃防护屏和铅防护服进行双重防护后，其屏蔽效率达到95%，可显著减少X射线的辐射量；
2
The influence of double percolation phenomenon on shielding effectiveness of rubber was investigated.
结合二次渗滤现象，分析了其对屏蔽性能的影响。
3
Extruder: it has adopted the famous brand speed-regulating systems, shieldingdouble-pole mixed PP-R specialized screw and the cylinder which has channels in it.