Random data that obscure the signal from a measuring device.
用仪器测得的使信号变模糊的随机数据。
The measuring device and precision analysis are presented in the paper.
文章给出了测试装置和精度分析。
The measuring device is equipped with keyboard and the parameters can be set on it.
测量装置设有键盘，可以进行参数的设定。
The measuring device is equipped with keyboard and the parameters can be set on it.
测量装置设有键盘，可以进行参数的设定。
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