Venezuela's oil is also of poorer quality than its Saudi equivalent. Its sour, heavy crude is difficult to extract and refine, while its high sulphur content makes it corrosive to pipelines. A resurgence of Venezuela's industry could pose problems for Canada, which produces similarly viscous oil and exports much of it to the US, but analysts reckon the risk is minor.
广州设立“即买即退”集中退付点、天津推出“津城中医之旅”、重庆引入多个国际品牌首店……多地推出创新举措，助推入境消费火起来。，更多细节参见同城约会
。91视频对此有专业解读
Go to BBCAfrica.com for more news from the African continent.
Those were the things that were in the XML package by default.。体育直播是该领域的重要参考
It’s one of those where I don’t have to think about it, it just automatically makes sense to me.