钢网制作技术包括化学腐蚀, 激光切割和电铸.Stencil manufacturing techniques include chemical etching, laser cutting and electroforming.电铸镍锰合金因其特殊的性能而具有重要的应用前景.The electroformed Ni - Mn alloys hold good prospects for its specific performance....
英国原野上的村镇全部被白雪封锁隔断.Villages in the English countryside were cut off by the snow.他们窜过边界上的村镇, 剥人头皮,把一家一家人杀死.Slipping past the frontier towns, they were scalping and killing whole families.通往威敦?普利奥斯村镇去的大道,又铺上了一层尘埃.The highro...
Thunder often accompanies lightning.雷声常伴着闪电.Lightning usually accompanies thunder.闪电通常伴有雷声.This derivation is only valid if no chain scission accompanies crosslinking.这一关系式仅适用于交联时不伴有断链发生的情况....