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地面伽马测量
释义
地面伽马测量
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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traction
tractional retinal detachment
traction control system
traction control system,TCS
traction converter
traction drive
traction drive system
traction electric apparatus
traction electric network
traction fibre
traction lift
traction motor
traction of fracture
traction power supply system of high speed maglev train
traction power supply system of medium and low speed maglev train
traction relief
traction substation
traction system
traction transformer
tractive chain conveyor
tractive force
tractive force of train
Tract of the Quiet Way of the Thearch Lord Wenchang
tractometer
tractor
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