她在他粗糙的面颊上左右各吻了一下。She planted a kiss on each of his leathery cheeks.她把脸颊靠在他粗糙的夹克上。She rested her cheek against the roughness of his jacket.她举起了那双粗糙的大手。She lifted her big, roughened hands....
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....