名词
中文翻译：化学测定
同义词：
['chemical analysis', 'chemical test例句：1. The chemical assay of the sample was conducted to determine its composition.（对样本进行了化学测定，以确定其成分。）2. The chemical assay results showed that the substance contained a high level of toxic metals.（化学测定结果显示该物质含有高浓度的有毒金属。）']
例句：
-
1. The chemical assay of the sample was conducted to determine its composition.
对样本进行了化学测定，以确定其成分。
-
2. The chemical assay results showed that the substance contained a high level of toxic metals.
化学测定结果显示该物质含有高浓度的有毒金属。
-
3. The chemical assay was crucial for identifying the source of the contamination.
化学测定对于识别污染源至关重要。