Testing the sample application with a physical attachment.

测试使用物理附件的样例应用程序。

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We assure entrusted sample testing results of fairness, accuracy, to entrust responsible for customer, and promised to customers' physical and technical data to perform confidential duties.

我方保证委托样品检验结果的公正性、准确性，对委托客户负责，并承诺对客户所提供的实物和技术资料履行保密职责。

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