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1·You can ask for a chemical analysis of your tap water.

你可以要求给你的自来水做化学分析。《牛津词典》

2·We know the constitution of mineral through chemical analysis.

我们通过化学分析知道矿物的构成。

3·Radiocarbon dating had to do with chemical analysis, something to do with measuring the amount of radiocarbon that's left in organic stuff.

放射性碳年代测定法涉及到了化学分析，与文物中残留的有机物成分所释放的放射性碳的含量测定有关。

4·Chemical analysis of invertebrate prey reveals remarkable variation in nutrient composition among species; even within species, nutrient composition may vary considerably.

对无脊椎动物猎物的化学分析显示，不同物种之间的营养成分存在显著差异；即使在种内，营养成分也可能有很大的差异。

5·Recent chemical analysis has identified the blue fluorescent material they contain as a glycosylated form of anthranilic acid.

最近的化学分析已确定它们所包含的蓝色荧光物质是邻氨基苯甲酸的糖基化形式。

6·Chemical analysis revealed a high content of copper.

化学分析显示铜的含量很高。

7·Chemical analysis of water yields hydrogen and oxygen.

水经过化学分解产生氢和氧。

8·Method: to adopt the HPLC and chemical analysis method.

方法： 高效液相色谱法和化学分析法。

9·Rese archers did chemical analysis of the remains and found that the.

研究人员对这些遗留下来的物品做了化学和分析，发现弓箭手很有可能来自于现在的瑞士。

10·Statistics by IR and chemical analysis testifies the above results.

IR和化学分析数据证实了上述实验结果。