本产品经严格检查,符合生产执行标准,准予出厂。
The product has been checked up to the production standards and its final quality okeyed for sales.
本产品经正确佩戴后能显著降低周围环境的噪音污染。
After right wearing, this product can significantly reduce the surrounding environment noise pollution.
本产品经美国普莱克斯公司工程试验检测,各项技术参数完全达标,获得该公司ISO - 825.001、825.002认证。
After detected by American Puleiks company, all technical index reach the standard, and pass the ISO-825.001 and 825.002 authentication of this company.
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