1. Hydrotropism (hydrotropic movement) a tropism in which the stimulus is water. It is a special kind of chemotropism.
向水性(向水运动)：是由于水分刺激而产生的向性运动，属于向化性的一种特殊类型。
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2. General properties of amphoteric surfactants were introduced such as rheological property, hydrotropic property, lime soap dispersing ability and hard water resistance.
介绍了两性表面活性剂的流变性、水溶助长性、钙皂分散性和抗硬水性等一般性质。
youdao
3. General properties of amphoteric surfactants were introduced such as rheological property, hydrotropic property, lime soap dispersing ability and hard water resistance.
