With the development of Sinopec and the increasing proportion of the Sulfur in petroleum, the demand of the alloy steel pipe used in Sinopec producing equipments is unceasingly increasing.
随着中石化原油加工量及原油含硫比例的不断提高，中石化生产装置用合金钢管的需求量不断加大。
With the development of Sinopec and the increasing proportion of the Sulfur in petroleum, the demand of the alloy steel pipe used in Sinopec producing equipments is unceasingly increasing.
随着中石化原油加工量及原油含硫比例的不断提高，中石化生产装置用合金钢管的需求量不断加大。
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