... gamma ray defectoscope 射线探伤仪 gamma ray density meter 射线密度计 gamma ray detector 射线探测器 ...
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探索了X射线照片密度与显微密度计信号电压之间的关系。
The relation between the optics density of the X ray and the output information voltage of micro densimeter is investigated.
用X射线扫描密度计测量气干材含水率及其每一年轮的水分分布。
In this paper, the moisture content and its distribution of each growth ring in air dried wood specimens have been tested by using X-ray scanning densitometer.
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