At the furnaces in the centre of the compound, sparks shower down as a mechanical shovel fills a red-hot crucible with coal and iron ore; molten steel pours from another.
在厂区中央的熔炉那里，随着机械铲把煤和铁矿石装满通红的坩埚当中，火星飞溅；铁水从另一个坩埚中注入。
The master production scheduling(MPS) problem of hot rolling seamless steel tube is formulated as a mixed integer linear programming model.
建立了热轧无缝钢管主生产计划问题的混合整数线性规划模型。
The steel surface also accepted chrome plating better than the forged I-beam axles, so hot rodders often preferred them for their aesthetic qualities, as well.
众所周知，钢制的车轴要比I型前车轴更适合进行电镀铬的工艺，因此钢制车轴更加美观，也更受改装老爷车的车迷的欣赏。
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