The accuracy is limited by the accuracy of the system clock.

其准确性受系统时钟准确性的限制。

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The high frequency clock allows for a greater sampling rate, which results in higher accuracy and faster signal processing capability .

高频时钟可支持更高的取样率，从而达到更高的精确度和更快的信号处理能力。

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As for the high precision positioning of underwater targets, the GPS sonobuoy technique has two bottlenecks: high precision system clock synchronization and high accuracy time delay estimation.

为了实现水下载体高精度的定位，GPS声纳浮标需解决两个方面的技术难点：高精度的系统时钟同步和定位信号的高精度时延估计。

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The phone's clock is continually updated to within a second's accuracy, so I no longer use my bedside clock or wristwatch.

FORBES: 3G Phone

But of course, accuracy is not the only reason why people are still calling the Speaking Clock.

BBC: Speaking Clock: Why are people still dialling for the time?