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.
（三）盗窃、损毁路面井盖、照明等公共设施的；
Трамп высказался о непростом решении по Ирану09:14，更多细节参见safew官方版本下载
简单说，路径不同，遭遇的风险也完全不同。
。关于这个话题，夫子提供了深入分析
Ben Birchall/PA Wire，这一点在Line官方版本下载中也有详细论述
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