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1)  dual-frequency induced polarization method
双频道激电法
1.
The technological superiority of applying dipole-dipole array dual-frequency induced polarization method on metals exploration is analyzed.
双频道激电法轻便,抗干扰能力强的特点与多极距偶极-偶极装置水平和纵向分辨力高的技术特点相结合,可提高复杂地形条件下金属矿勘查效果。
2)  Dual-frequency IP method
双频道激电
3)  double frequency induced polarization method
双频激电法
1.
Application of double frequency induced polarization method to exploration of Songping gold deposit under Xiaoqin hill;
双频激电法在小秦岭下蒿坪金矿勘查中的应用
4)  dualfrequency IP instrument
双频道激电仪
1.
According to the theory of dualfrequency IP method and the technical requirements for the dualfrequency IP instrument, the authors have analyzed the principle of the SQ series dualfrequency IP instrument designed and made by ourselves, and described the hardware, software and specification of this IP instrument.
根据双频道激电法的原理及其对观测系统的技术要求,分析了自行研制的SQ型双频道激电仪的设计依据,简介了仪器硬件构成、软件编程及仪器特点。
5)  double-frequency induced polarization
双频激电
1.
There are two reasons for negatives in measuring double-frequency induced polarization,one is electromagnetic coupling effect,the other is geo-boby existing in an impersonal way.
引起双频激电仪野外测量出现负值的原因主要有两类:一类是由于电磁耦合效应;另一类是由于地下地质体的影响。
6)  dual frequency IP instrument SQ3
SQ-3型双频道激电仪
补充资料:电激法
分子式:
CAS号:

性质:将外源DNA导入细胞内一种途径。指在脉冲电场(电压1~12kV)作用下使DNA分子进入目的细胞,电激转化率较高,可达109~1010细胞/μgDNA。此法几乎可用于所有细胞的转化。也有报道电压在250~750V/cm之间,电脉冲时间以20~100ms之间最佳。

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