Both sulfur contents and distribution types for ten-odd of domestic and foreign sour crudes and their distillates and residue were discussed.

论述了国内外十几种典型含硫原油及其馏分和渣油的硫含量和类型硫分布。

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The high sulfur content of its sour crudes makes it different to yield the light products that meet the increasingly stringent environment standards.

酸性原油的高硫含量可产生特殊的轻油产品，符合日益严峻的环境需求。

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Some refineries are designed to distill sour crudes which cannot distill sweet and vice versa.

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As a result prices for sweet light crude tends to be higher than heavier or sour crudes.

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This means that the price the for sweet, light crudes is higher than other heavier or sour crudes.

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