n.攻不破(堅固；浸透本領(lǐng))

It was the enemy's boast of impregnability that caused their own defeat. 敵人自我吹噓戰(zhàn)無不勝,這最終導(dǎo)致了他們自己的失敗。

The second, control of solid content of size can finely control size loading of strand, and then impregnability of strand is improved. 浸潤劑固含量的控制也可以很好地控制原絲的含油率,從而改善原絲的浸透性;

Sir Alex Ferguson's side were outclassed by Barcelona in the European Cup final and the aura of impregnability dimmed further with the departure of Cristiano Ronaldo. 在歐洲杯冠軍決賽，弗格森爵士的球隊（曼聯(lián)隊）被西班牙巴薩隊擊潰；而且，由于C羅的出走，該隊金剛罩的光環(huán)更加暗淡。

Keywords Composite RTM Permeability Impregnability; 復(fù)合材料;RTM;滲透率;浸透性;

Textile insulating cloth or tape otherwise impregn 用其他材料浸、涂的絕緣布或帶