名词短语
中文翻译：Unknown
同义词：
['chemical analysis', 'chemical testing', 'chemical determination']
例句：
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1.The scientists conducted a thorough chemical measurements of the sample.
科学家们对样本进行了彻底的化学测量。
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2. The chemical measurements were crucial for the development of the new drug.
化学测量对于新药的开发至关重要。
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3. The chemical measurements revealed that the substance was not as pure as expected.
化学测量显示，这种物质的纯度没有预期的那样高。