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single-hole sonic logging meter
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single-hole sonic logging meter
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工学
地下水水质现场快速检测仪
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single-hole sonic logging meter
单孔声波测井仪
用于采集由换能器激发的沿井壁滑行产生的折射波(包括可反应井壁大量信息的纵波、横波、斯通利波等多种波)全波列声波信息的仪器。主要用于对井孔岩体岩性、类别、结构、构造进行划分。
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soil erosion monitoring
soil erosion prediction
soil erosion simulation test
soil erosion tracer measure
soil evaporation
soil evaporation pan
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soil exchangeable adsorption
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soil exchangeable cations
soil exchangeable hydrogen
soil exchangeable sodium
soil exhaustion
soil expansion
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