Gives the viscosity control method of polyurethane prepolymer preparation.
给出了聚氨酯预聚物合成的粘度控制方法。
Thus, the process of the offset printing ink viscosity control is very important.
由此可见，油墨粘度的控制在胶印过程中至关重要。
In the paper, discusses a theory and ways of the glue liquid's viscosity control in the treater.
本文论述了含浸工段胶液粘度控制的原理和方法。
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