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....
The fans idolatrize Elvis and will hear no criticism of him.歌迷们将埃尔维斯视为偶像,听不得一点对他的批评。Here, Elvis the heavy - duty, - engine helitanker shows off its firefighting skills for the Oshkosh crowd.在这里, 猫王的重型双引擎直升机,空中加油机炫耀的奥什科什人...