A lie detector test only measures stress - that is, sweating of the skin, increased pulse rate, increased breathing rate. You can fake that.

测谎仪测试只是测量压力—就是皮肤的出汗程度，脉搏的增加以及呼吸速率的提高。你可以伪装那些反应。

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Tensile and fatigue tests showed that this detector can effectively detect Che stress concentration of ferromagnetic component.

拉伸和疲劳循环试验说明了所研制的仪器能有效地检测构件的应力集中。

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