Water retaining agent was an absorbing water polymer whose multiplying power was high and property of holding water was good.
保水剂是一种吸水倍率高、保水性能好的高分子化合物。
Water retaining agent was an absorbing water polymer whose multiplying power was high and property of holding water was good.
保水剂是一种吸水倍率高、保水性能好的高分子化合物。
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