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density logging device
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density logging device
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中子测井仪
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density logging device
密度测井仪
以伽马射线与地层相互作用为基础,利用同位素伽马源向地层辐射伽马射线,在一定源距外探测各种散射伽马射线,以测定地层密度的核测井仪器。又称散射伽马能谱测井仪。
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(Axel) Hugo (Theodor) Theorell
axe or hammer injury
axeotropic point
axerophthol
axes
axes of human body
axford medal
axial
axial aberration
axial acceleration
axial ametropy
axial angle
axial anomaly
axial application of force
axial astigmatism
axial beat frequency
axial bond
axial bundle
axial Cabibbo angle
axial cam
axial capacity of pile
axial capacity of pile anchor
axial character representation
axial chirality
axial chromatic aberration
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