7年的战争过后，这些家伙都成了作战行家。These chaps know their stuff after seven years of war.燧发枪团士兵琼斯奔向作战指挥室寻找他的中尉长官。Fusilier Jones ran towards the Ops Room to find his lieutenant.他们用矛和其他作战工具武装自己。They were armed with spears and other warli...
达比一直在寻找改善铁质的方法，他猛然想到可以不用木炭熔炼，而改用焦炭。Darby was looking for a way to improve iron when he hit upon the idea of smelting it with coke instead of charcoal.空罐经过熔炼后,还可重新利用.Those empty tins are then melted down and reused.在高炉中熔炼...