Москвичей предупредили о резком похолодании09:45
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.
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这种高频曝光正在制造一种心理共识：机器人时代已经来了。。关于这个话题，51吃瓜提供了深入分析
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