名词短语
中文翻译：初步样本
同义词：
['initial sample', 'preliminary test sample例句：1. The company is conducting a preliminary sample of its new product line.（该公司正在对其新产品线进行初步抽样。）']
例句：
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1. The company is conducting a preliminary sample of its new product line.
该公司正在对其新产品线进行初步抽样。
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2.Before the final decision, we need to collect more preliminary samples for testing.
在最终决定之前，我们需要收集更多的初步样本进行测试。
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3. The research team collected several preliminary samples from different regions.
研究团队从不同地区收集了几个初步样本。