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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.。im钱包官方下载是该领域的重要参考
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The estimated cost of Hinkley Point C has risen to £46bn from the £18bn predicted in 2017, and it is expected to open in 2031.，更多细节参见快连下载-Letsvpn下载
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