1) natural tracing element
天然示踪剂
2) natural tracer
天然示踪
1.
Development and application of isotopic tracer technique and natural tracer method to surveying of seepage field of rock are presented in association with rock seepage field test for Liujiaxia dam from the right concrete subsidiary dam to the “1720” plateau.
本文结合刘家峡大坝右岸混凝土副坝至１７２０平台区渗流场的探测，介绍了同位素示踪与天然示踪方法在岩体渗流场测量方面的进展与应用情况。
2.
The basic principle of isotopic tracer,natural tracer theory and some testing methods for surveying the isotopic tracer leakage passage at the Long yang Gorge Dam are enunciated in this paper.
论述了同位素及天然示踪方法探测大坝渗流场的基本原理与试验方法。
3) natural tracer method
天然示踪法
1.
Application of natural tracer method to leakage detection for ash field earth dam;
天然示踪法在贮灰场土坝渗漏探测中的应用
4) Natural tracers
天然示踪物
5) natural isotope tracer in water
天然水同位素示踪
6) tracer
[英]['treɪsə(r)] [美]['tresɚ]
示踪剂
1.
Research on double peak on output curve of tracer;
示踪剂产出曲线双峰值研究
2.
Optimization and detection of new type gas tracer;
新型气体示踪剂的优选及检测
3.
Automatic matching for interwell tracer production curve;
井间示踪剂产出曲线自动拟合方法
补充资料：放射性示踪剂
放射性示踪剂radioactive tracer亦称“放射性指示剂”。以放射性胃明显特征的示踪剂。常用的有碳14（14c）、磷32(32p)、硫35(35s)、碘131(131i)、氢3(3h)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条