We have explored the best ratio of oil, water, coal and additive agent in OWCP, also the law in the course of preparing OWCP.

探索出油水煤浆中油、水、煤和添加剂的最佳配比，以及在制备过程中的规律性。

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Its whiteness change law in the roasting process was studied and different additive for improving the roasted kaolin whiteness of this mine district were successfully found.

研究了煅烧过程中白度的变化规律，成功地找到了提高该地区煅烧高岭土白度较有效的添加剂。为进一步扩大实验和开发利用该区高岭土资源提供了依据。

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The design problem of a feedforward and feedback optimal control law is studied for linear systems affected by additive persistent disturbances.

针对具有外部持续扰动的线性系统，研究前馈反馈最优控制律的设计问题。

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One possible new territory where preemption is not a big problem is litigation over environmental debacles. (Witness the recent extraction of money from gasoline refiners who damaged groundwater with a federally approved additive.) The tort mavens also talked about switching to securities law, a field not especially starving for practitioners.

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