令人眼花缭乱的、动荡不定的世界经济形势继续构成国际经济学的研究内容.The resulting steel seems to attain a mix of power and toughness that is certainly akin to that of recent steels that are incredibly full of alloy content and, therefore, extremely high priced.以上是基本的一些对比，在远程工作的进程