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。
2
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.
Confiscation, which means forcing all or part of the criminal's possession to public, even including his wife, children and slaves, was an additive criminal law in Yuan Dynasty.