1)http://www.chinadaily.com.cn/china/2010-11/24/content_11599087.htm
China and Russia have decided to start using their own currencies when trading with each other.
2)http://www.reuters.com/article/2012/03/02/china-russia-oil-idUSL4E8E24MA20120302
http://pipelineandgasjournal.com/china-and-russia-sign-20-year-oil-deal
请问:中国从俄国进口石油用美元交易吗?
3)9月6日的最新发展应该是上面两个协议的进一步具体化。