combination of materials的用法和樣例：
例句
- The combinations of materials that can cause interferences in the determination of a particular element are numerous.
測定某一特定元素時，能引致干擾的材料組合是複雜繁多的。 - Vinyl polysiloxane impression materials must not be combined with condensation type silicones or polyether impression materials.
乙烯基聚硅氧烷一定不要與縮合型硅樹脂或聚醚印模材料組合使用。
