名词
中文翻译：Unknown
同义词：
['spot check', 'spot test', 'local inspection']
例句：
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1. Theengineer conducted a spot testing of the new machine before it was put into use.
工程师在机器投入使用前进行了现场测试。
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2.The company decided to conduct a spot testing on the new product to ensure its quality.
公司决定对新产品进行现场测试，以确保其质量。
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3. During the spot testing, the engineer found that there were some minor defects in the product.
在现场测试过程中，工程师发现产品有一些小缺陷。