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- Nitrogen isotopic technique was used to study the situation and seasonal change of nitrogen pollution in inflowing rivers and an outflowing river of Hongfeng Lake in this paper. 利用氮同位素技术对贵州红枫湖各输入、输出河流氮污染状况和季节性变化规律进行了研究,并通过对输入河流和输出河流的氮对比,探讨红枫湖的氮负荷变化。
- Base flow separation method and isotope technique were adopted to study the cyclic relationship between river water and groundwater. 通过基流分割计算和同位素技术的应用,研究了区内地下水和地表水之间的水循环规律及地下水对黄河的贡献。
- Stable isotope technique is a new, innovative approach to assess the source and natural attenuation of organic pollutants in environment. 摘要稳定同位素技术是近来发展起来用于识别和评价环境有机污染物来源和降解的新方法。
- Water isotope technique is an important method in the field of groundwater studies,which can help to explain groundwater activity mechanism from macroscopy and microscopy. 水同位素技术已成为研究地下水的重要手段,有助于从宏观和微观上阐明地下水活动机理。
- In recent years there has been a prosperous application of stable isotope technique, a new method applied in modern ecology research, in many ecological research fields. 稳定性同位素技术是现代生态学研究中的一门新兴技术,在生态学研究的诸多领域都展示了广阔的应用前景。
- Double stable isotope technique, a safety and accurate method todetermine calcium absorption in humans, has been recently applied to evaluatecalcium bioavailability. 双稳定核素示踪技术是一种可以安全、准确地测定人体钙吸收率的方法,近年被逐渐用于评价钙剂生物利用度。
- Of all kinds of stable isotopes, 15N stable isotope technique plays a very important role in the research on nitrogen cycling in natural ecosystems and is still functioning efficiently now. 其中,稳定性同位素15N自然丰度法近年来在生态系统氮素循环研究中发挥了和正在发挥着极为重要的作用。
- The technique is still at the experimental stage. 这项技术正处于实验阶段。
- Carbon isotope techniques can be used to study the allocation and turnover of recently photosynthesized C. 植物近期光合C分结构性C和代谢C;
- This technique is still in wide use. 这一技术仍被广泛使用。
- Application of isotopic technique in the research of the affected range of lateral seepage of the down-Yellow River water 同位素技术在黄河下游河水侧渗影响范围研究中的应用
- Stable isotope techniques have been used in a few cases to evaluate possible contribution of fog water to stream flow, plant transpiration, or groundwater recharge. 露水和土壤吸附水的稳定同位素研究是干旱区凝结水研究的重要方向;
- The technique of mapping a region or district. 地志学绘制地区地图或行政区地图的技术
- Therefore, stable isotope techniques can be used to measure nutritional parameters in all human populations such as ordinary people, sportsmen and patients. 在动物营养领域,则可以用来测定动物的生长发育和肉蛋产量。此技术已成为人体营养、临床试验和动物营养中不可缺少的基本手段。
- Isotopic discrimination is not likely. 同位素甄别是不可能的。
- Isotopic geochronology and geochemistry II. 同位素地质年代学与地球化学2。
- enzymatic double isotope technique 酶的双同位素术
- He displayed a flawless technique in the competition. 他在竞赛中显示出了精湛的技艺。
- In many sports (physical) fitness is not as important as technique. 在许多体育运动中,体能没有技巧重要。
- A person with masterly skill or technique in the arts. 艺术名家在艺术上造诣很深的人