Fish require an aqueous medium.

鱼的生活离不开水.

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Microcapsules of pendimethalin with a urea - formaldehyde resin wall were prepared by anon - situ condensation polymerization aqueous medium.

研究了分散、乳化条件及成囊工艺对以脲醛树脂为壁材采用原位聚合法制备二甲戊灵微胶囊状态的影响.

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Cypermethrin microcapsules with urea - formaldehyde resin wall were prepared by in - situ polymerization process in aqueous medium.

以水为介质,脲醛树脂为壁材,用原位聚合法制备了氯氰菊酯微胶囊水悬浮液.

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