The method for recognizing gas zone with PND logging data is introduced, which is to overlap the counting rates of a near detector and a far one to recognize gas zone based on certain scale.

介绍了利用PND测井资料进行气层识别的方法，即利用近探测器计数率和远探测器计数率以一定比例进行重叠的方法识别气层。

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The detector enlarges the detecting range so as to suit the need of different objects and improves the detecting precision of Near Ifrared Light-Imaging.

本检测仪扩大了检测范围以适应不同检测对象的检测要求，而且提高了近红外线成像的检测精度。

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The humidity curve near the fire detector was compared with the output of the smoke fire detector to analyze the cause of false alarms.

通过比较探测器的输出值与其附近湿度变化曲线，从原理上分析了误报发生的原因。

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Later this year, Fermilab, outside of Chicago, will start sending a beam of neutrinos 500 miles through the earth to the NOvA detector near the Canadian border.

ENGADGET: NOvA neutrino detector captures cosmic rays in 3D, aims to unlock the mysteries of the universe

The hoard of 201 coins and pieces of jewellery was found in September near to Silverdale by metal detector enthusiast Darren Webster, 39.

BBC: Silverdale silver Viking hoard declared treasure

The items, which date from the ninth century, were found in 2002 on the banks of the River Bann near Kilrea by a metal detector enthusiast.

BBC: NEWS | UK | Northern Ireland | State is taking 'Viking treasure'