名词
中文翻译：铸造厂的证明文件
同义词：
['foundry certificates', 'proof of foundry']
例句：
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1.The company needs to provide the foundry proofs for the new machine before it can be delivered.
在交付新机器之前，公司需要提供铸造厂的证明文件。
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2.We need to check the foundry proofs to ensure that the parts are made by a reputable foundry.
我们需要检查铸造厂的证明文件，以确保零件是由信誉良好的铸造厂制造的。
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3. The foundry provided us with detailed proofs of their workmanship and quality control measures.
铸造厂向我们提供了他们工艺和质量控制措施的详细证明。