Many people are put off going to the dentist because of anxiety associated with the noise of the dentist's drill, but this device has the potential to make fear of the drill a thing of the past.

许多人很反感看牙医，因为牙钻的噪音会使他们产生焦虑感，但是这种设备有望使对于牙钻的恐惧成为过去。

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Besides, this device has the following characteristics: easy modulation and operation, a small volume, dependable safety.

该装置体积小、易于调节、使用方便，安全可靠。

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Comparing to the traditional method this device has high testing accuracy and high testing speed to fit the testing requirement.

与传统的测试方法相比高压断路器回路电阻测试仪的特点是：测试精度高、试验速度快。

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Dr.Leslie Miller at Washington Hospital Center is involved in clinical trials of heart pumps, including this one that the U.S.Food and Drug Administration has approved as a device that can permanently replace the heart for patients who are too old to be considered for a heart transplant.

VOA: standard.2010.01.27

You can imagine that there are many requirements that a device like this has to meet in order for it to be a good artificial hip and we'll talk about those and how the design of these has changed over the years and what we can expect in the future.

你可以想象,这种装置对技术要求极高,这样它才能成为,一个好的人工髋关节,我们会讲到这些,以及这些年来这项技术的设计有哪些改进,在未来会有怎样的创新

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This device has proved so effective that it is likely to be used again in future.

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Many researchers worry however, that this device has a high error rate, which might limit its usefulness.

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