| 1. | Natural electric - field method instrument 自然电场法仪器 |
| 2. | The application of natural electric field method to the study of groundwater flow field 应用自然电场法研究地下水流场 |
| 3. | The application of the natural electric field method to the prospecting for interlayer oxidation zone sandstone - type uranium deposits 自然电场法在寻找层间氧化带型砂岩铀矿中的应用 |
| 4. | This paper deals with the basic theory of the natural electric field method and its application to the prospecting for interlayer oxidation zone sandstone - type uranium deposits 摘要介绍了自然电场形成的原理及在寻找层间氧化带砂岩型铀矿中的应用。 |
| 5. | This paper deals with characteristics of the natural electric field " 8 " - shaped maps under different hydrogeological conditions , which are of guiding significance in the evaluation of the environment caused by the leakage of waterlines 摘要讨论了不同水文地质条件下自然电场" 8 "字图特徵,对评价输水管线等渗漏引起的环境问题具有指导意义。 |
| 6. | Based on features of natural electric potential in oxidation and reduction zones , it is held that the natural electric field method may determine the front line of the interlayer oxidation zone , and can hence infer the general position of the interlayer oxidation zone sandstone - type uranium deposit 根据氧化带与还原带的自然电位变化特徵,利用自然电场法可以确定盆地层间氧化带前锋线,由此推测层间氧化带砂岩型铀矿大体空间位置。 |
| 7. | In view of the seepage hazards existent in the homogeneous soil dam in landong reservoir and on the basis of physical property of the media and geophysical characteristics of the study area , the authors reasonably selected such geophysical techniques as high - density resistivity , ground penetrating radar , transient rayleigh wave and spontaneous polarization to make integrated exploration and find out the seepage path of water sources , thus providing grounds for evaluating stability of the dam body and designing the reinforcement plan 摘要针对蓝洞水库均质大坝出现散渗等病险,根据区内各介质物理性质及地球物理特徵,合理选择了高密度电阻率、探地雷达、瞬态瑞雷波和自然电场4种物探方法进行综合勘查,查明病险的水源来向,为评估坝体的稳定性和加固处理设计提供依据。 |
| 8. | Abstract : in view of the seepage hazards existent in the homogeneous soil dam in landong reservoir and on the basis of physical property of the media and geophysical characteristics of the study area , the authors reasonably selected such geophysical techniques as high - density resistivity , ground penetrating radar , transient rayleigh wave and spontaneous polarization to make integrated exploration and find out the seepage path of water sources , thus providing grounds for evaluating stability of the dam body and designing the reinforcement plan 文摘:针对蓝洞水库均质大坝出现散渗等病险,根据区内各介质物理性质及地球物理特征,合理选择了高密度电阻率、探地雷达、瞬态瑞雷波和自然电场4种物探方法进行综合勘查,查明病险的水源来向,为评估坝体的稳定性和加固处理设计提供依据。 |
| 9. | The research shows that the radiation curves of thermoluminescence are different in different geochemical landscape . the direct problems of different shape of ore body have been did . in natural voltage respect , it has tested the stable property of the equipment , and showed the equipment of making by ourselves has good stable property 用电流场模拟铀矿形成的自然电场进行了正演计算,研究了球状矿体、水平板状矿体、倾斜板状矿体、卷状矿体等不同形态矿体产生的自然电位的特征,这些特征比较客观地反映了实际情况,为下一步自然电位的反演研究奠定了理论基础。 |