The traditional "reductivemethod" is suitable for the time of the production of the writing, or shortly after that.
传统的“还原法”一般适用于作品产生的当时或稍后。
2
The results indicate that the reductive decoloration method shows several advantages, such as low consumption of the reductants, high speed of the reaction and high efficiency of decoloration.
研究结果表明，还原法脱色有脱色剂用量少， 反应速度快和脱色率高等优点。
3
This paper presents the results of studies of a method for removing tin and zinc from pellets made from Lian-ping magnetite ore containing said metals by reductive roast in a grate-kiln.