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水文地质钻孔
释义
水文地质钻孔
Encyclopedia
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水文地质钻探
释
hydrogeological borehole
水文地质钻孔
用于水文地质调查与勘探而实施的钻孔。钻孔除用于直接获取地质与水文地质资料外,还用于实施水文地质试验和测井等工作。是水文地质勘探最重要的技术手段,多在水文地质详查、精查阶段施工。钻孔是在充分研究水文地质测绘、水文地质物探和各类既有地质钻孔的地质、水文地质资料基础上,根据水文地质工作的需要而专门布置的。
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biological economic balance
biological effect
biological effectiveness of soil pollutants
biological effect of electromagnetic field
biological effect of electromagnetic field exposure
biological effect of environmental electromagnetic field
biological effect of ionizing radiation
biological effect of magnetic field
biological effect of microwave
biological effect of nanomaterials
biological effect of nuclear radiation
biological effect of pulsed electromagnetic field
biological effect of radiation
biological effect of space radiation
biological effects of Carbon dioxide
biological effects of low-Level exposure
biological effects of plasmas
biological effects of radiation
biological electric field
biological electricity
biological electromagnetic intervention
biological electromagnetism wave
biological energy conversion
biological energy resource of China
biological engineering technology
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