外屏蔽 meaning in English

external shield

4 outer screen is made up of super - smooth vulcanizeable screen material extruded on the insulation
4外屏蔽采用超光滑交联型屏蔽挤包在绝缘上。
In particular , with the diameter of titanium dioxide nanosized , titanium dioxide behaves in some unique properties such as good ultraviolet absorptivity , transparence and harmless , special color effects , and photocatalytic activity
特别地，二氧化钛纳米化以后，由于其粒径小、比表面积大、界面原子所占比例大而具有更为独特的性能。如优异的紫外屏蔽作用、透明无毒、独特的颜色效应及光化学催化作用等。