The metallogenesis is close related with the Caledonian - Indosinian regional metamorphism.加里东期~印支期区域变质作用与成矿密切相关.Rock Hill Caledonian granite and marble ago 4 - 6 billion years.山体岩石为加里东期花岗岩和大理石,距今4——6亿年.Gold source is fr...
And though he acted with what seemed at the time like blitzkrieg aggressiveness , he regretted in later years that he hadn't moved even faster.虽然他的行动在当时看来就像一场闪电战, 但他后来却后悔自己没能更快.In German, Blitzkrieg means lightning ...
The city had faced racial crisis and come through it.该市曾面临种族危机，不过已经安然渡过。He's too old to come through a fall like that.他年纪太大，经不起那么摔一跤。The country had come through the worst of the recession.该国已经度过了经济衰退最糟糕的时期。...