Method study and process improvement, reduce manufacturing cost and improve quality.

不断地改进生产工艺流程与方法, 降低生产成品与改善质量.

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But the removal method study of BHC is comparatively scarce.

但对BHC在 环境中去除方法的研究却较少,而且主要集中在生物降解的研究上.

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Use mensurable method, study the economic dimensions of product of careful chemical industry.

应用定量的方法, 研究精细化工产品的经济规模.

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