Darby was looking for a way to improve iron when he hit upon the idea of smelting it with coke instead of charcoal.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。Ken Darby and the Whiskeyhill Chorus sing about life on the canal.肯恩·戴...
Ken Darby and the Whiskeyhill Chorus sing about life on the canal.肯恩·戴比和威斯基希尔合唱队演唱了这首表现运河生活的歌曲.Darby was looking for a way to improve iron when he hit upon the idea of smelting it with coke instead of charcoal.达比一直在寻找改善铁...