The fissured rock seepage flow field of Xinanjiang river right dam is studied by using the isotope tracer method.
应用同位素示踪方法对新安江右坝的裂隙岩体渗流场进行了研究。
The isotope tracer method presents the advanced method of carbon isotope, nitrogen isotope, oxygen isotope and Pb tracer.
同位素示踪法着重阐述了较先进的碳、氮、氧和铅同位素的示踪。
The hardware design emphasis random-weak-signal measurement in isotope tracer method, and reliability of the system has been discussed in the third part of this thesis.
在测量与控制系统的硬件中，重点研究了放射性测量中的随机信号以及弱电流脉冲信号的测量技术，文中还对测控系统的可靠性设计进行了研究。
Both temperature analysis and environmental isotope tracer method are natural tracer method. Temperature is important influence factor to the distribution of environmental isotope.
温度和环境同位素示踪方法同属于天然示踪方法，且前者是后者的重要影响因素。
This paper presents a determination method of specific activity for uranium isotope in rocks, soil, water and thorium isotope in rocks using 232u as a tracer isotope.
本文介绍了用(232u)作示踪同位素，测定岩石、土壤、水体中铀同位素及岩石中钍同位素比活度的方法。
This paper presents a determination method of specific activity for uranium isotope in rocks, soil, water and thorium isotope in rocks using 232u as a tracer isotope.
本文介绍了用(232u)作示踪同位素，测定岩石、土壤、水体中铀同位素及岩石中钍同位素比活度的方法。
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