The field trial operation proves its reliability.

经过现场试运行，证实该装置可靠。

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The trial use of the controller shows satisfactory stability, reliability and effectiveness.

本控制器的试用表明：稳定性、可靠性和效果令人满意。

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Under the development and trial of new products, engineers must undergo the testing in simulated condition and durability, which assures and enhances the reliability and accuracy.

特别是工程师们在产品的开发和试制阶段，他们在专用试验设备上要做一系列产品模拟工况和耐久性试验，以确保产品的可靠性和精确性。

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But the troubles with the Vytorin trial and problems with several other recent imaging trials raise serious questions about the reliability of the imaging methods.

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