官员们也对民众报导的一些最高的检测读数表示怀疑。他们说，由于没有校准的小型剂量仪会很不准确，因此这些检测读数可能是错误的。
They also are expressing skepticism about some of the highest reported readings from citizens, saying they could be erroneous as uncalibrated small dosimeters can be very inaccurate.
它们的售价不等，自己组装的售价150美元，更复杂的、可以存储辐射读数、并且有GPS记录检测地点的要卖4000美元。
Their cost varies from $150 for a self-assembled kit to $4,000 for a more sophisticated version that stores radiation readings along with the GPS coordinates of where those readings were taken.
文中介绍了如何用PC机和光栅尺读数相结合，加上适当的软件，来实现对数控机床精度的检测，方法新颖独到。
This paper introduces an innovative method of CNC lathe accuracy measuring, by the combined use of PC and optical-grid reading.
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