准备染料溶液，取30克洋葱皮浸入水中。
To prepare the dye solution, cover30 grams of onionskins with water.
染料溶液的渗透性是衡量木材染色效果的最重要指标。
The dyestuff solution permeability is the most important indicator determined wood dyeing effects.
对混合染料溶液的脱色效果和单一染料溶液的效果大致相同。
The decolorization results of the dyestuffs mixture and single dyestuff solution were roughly the same.
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