Reduced cost was also instrumental in developing steam-powered rolling mills capable of producing finished iron of various shapes and sizes.
降低的成本也有助于那些能够生产不同形状和尺寸的成品铁制品的蒸汽动力轧钢厂的发展。
And Andrew Kindler at the California Institute of Technology in Pasadena is developing a way for cars to generate hydrogen on board by reacting magnesium fuel with steam.
帕萨迪纳市加利福尼亚理工学院的Andrew Kindler正在针对汽车开发一种方法使得在车上通过镁燃料与蒸汽反应产生氢气。
The machining method is the developing trend for manufacturing of steam turbine blade at home.
此加工方式是国内今后汽轮机叶片制造的发展趋势。
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