标签：Adjuste - 澳大利亚华人论坛

Adjusted for inflation, natural-gas futures recently hit their cheapest prices since trading began on the New York Mercantile Exchange in 1990. http://www.wsj.com/finance/comm ... in-decades-95959da7 为啥原油价格还是居高不下呢？原...澳洲华人论坛