Product Refinement Using Natural Plant Materials.

产品采用天然植物原料精炼而成。

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Grain refinement during asymmetric rolling was studied. The result showed that the grains of asymmetric rolled product are finer than that of symmetric rolled product in the same reduction.

研究了不对称轧制晶粒细化问题，结果表明，与对称轧制相比，在相同的变形量下不对称轧制可以使晶粒更细。

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For years, we are committed to continuous product improvement and refinement to provide users with high-quality products and services.

多年来我们都致力于产品的不断改进和完善，为用户提供优质的产品和服务。

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Much of the product's extended gestation focused on user testing, the refinement payoff of which is evident.

ENGADGET: Switched On: Dash delivers open roads, open questions (Part 1)

In 1990, when GM initially invested in Saab, the thinking was that GM could help improve Saab's quality and overall refinement, while the Swedish brand would add some luster to GM's generally dull product portfolio.

CNN: The fate of four GM brands