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1.The company uses certified weights to ensure the accuracy of their measurements.
该公司使用认证重量以确保测量的准确性。
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2.The weight of the package is certified by a third-party organization.
该包裹的重量由第三方组织认证。
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3. The manufacturer certified the weights for the product to meet industry standards.
制造商为该产品认证了重量，以符合行业标准。