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ground gamma-ray surveying
释义
ground gamma-ray surveying
Encyclopedia
理学
伽马测量
释
ground gamma-ray surveying
地面伽马测量
使用便携式伽马辐射仪(总量)或伽马能谱仪测量岩/矿石或土壤伽马射线总计数率或某些特征能量范围的伽马射线计数率,通过测定的铀、钍、钾天然放射性元素含量及其比值或总计数率差异,寻找放射性矿床,以及与铀、钍、钾共生或伴生非放射性矿产资源的天然放射性测量方法。又称徒步伽马测量。
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altimetry satellite
altingia family
Altiplanicie Mexicana
altitude
altitude-altitude mounting
altitude and rate indicating system
altitude axis
altitude circle
altitudede decompression disease,ADS
altitude difference method
altitude effect
altitude line
altitude of a cone
altitude of a trapezoid
altitude of a triangle
altitude plane
altitude theorem
altitude triangle
altitudinal zonality of mountain vegetation in China
Altjira
altofrequency
Alton Locke, Tailor and Poet
altrose
altruism
Altshuler-Aronov-Spivak effect
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