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- There are some impurities in food. 食物中有一些杂质。
- Workers are removing impurities from silver. 工人们正去除银中的杂质。
- Filtering the water removed some of its impurities. 把水过滤一下除去了一些杂质。
- resinous impurities 树脂状杂质
- The basin is made of synthetic resin. 这个盆是用合成树脂做的。
- They are made of a common plastic resin. 它们是用一种普通的塑胶合成树脂做成的。
- Pig iron is converted into steel by removing most but not all the impurities. 生铁变成钢要除掉大部分而不是全部的杂质。
- This shelf was made of synthetic resin. 这个架子是合成树脂做的。
- A paint containing acrylic resin. 丙烯酸树脂漆含丙烯酸树脂的涂料
- The limestone absorbs impurities from the ore. 石灰石从矿石中吸收杂质。
- Amber is the resin of pine trees that grew very very long ago. 琥珀是古老的松脂。
- Impurities tend to segregate at grain boundaries. 杂质常常在晶粒间界偏析。
- Alcohol is a solvent of resinous substances. 酒精是树脂性物质的溶媒。
- Care is to be taken to remove all the impurities. 要注意除去所有的杂质.
- Water call be shown as containing impurities. 可以证明水含有杂质。
- These impurities can give color to the diamond. 这些混合物可以使钻石具有颜色。
- Clean out To rid of dirt, rubbish, or impurities. 扫除,清除去除尘土、垃圾或杂质。
- A resinous material extracted from cannabis. 大麻苷,大麻脂从大麻中榨出的一种脂状物质
- It is free from air, moisture or impurities. 它不含空气,水份和杂物。
- The water is pure from impurities. 这水没杂质。