defoaming agent的用法和樣例：
例句
- Hydrophobic silica is the active antifoam agent.
憎水性硅石是一種有效的防泡劑。 - It has shown that this polyether modified polysiloxane defoamer provides good defoaming effect.
結果顯示聚醚改性有機硅消泡劑具有良好的消泡性能。 - Polyether modified polysiloxane defoaming agents which was prepared by using hydrogenous polysiloxane and polyether as startintg materials, has good properties.
在聚硅氧烷鏈段上引入聚醚鏈段而得到的聚醚改性聚硅氧烷消泡劑是一種性能優良的消泡劑。
