查询词典 isotope

Citrus reticulata ; leaves ; fruits ; phosphorus 32; absorption ; isotope tracer techniques/satsuma mandarin

柑； 叶；果实；磷32；吸收；同位素示踪技术/温州蜜柑

Such a regularity indicates that nitrogen isotope abundance could serve as a sensitive indicator in evaluating the plant decomposition degree and the total nitrogen level and potential in soil.

氮的同位素自然丰度组成对于植物分解程度的灵敏响应，使其可以作为一种指示植物-土壤体系中氮素转化程度与趋势以及评估土壤中氮的有效性的指标，应用于自然生态研究。

Both the comparability in millennial scale with the deep sea oxygen isotope record and the consistency with summer in solation change at 65°N show evidently that the climatic change of the paleo-monsoon in Asia was also driven by the changing period of orbital parameter and by the change of global ice amount.

黔桂地区25万年来的气候在千年尺度上与深海氧同位素记录的可比性，及与N65°夏季太阳幅射能量变化的一致性，显示了亚洲古季风的气候变化规律，同样受轨道参数变化周期以及全球冰量变化所驱动。

3He is one stable isotope of helium, which is expensive because of its sparsity.

摘要氦-3是氦的稳定性同位素之一，十分稀缺昂贵。

The test results to Strontium isotope of inclusions in sphalerite of Qingshan deposit show that the composition is in concordance with two-component mixture model.

对青山铅锌矿的锶同位素测试表明它的组成符合二元混合模式，通过其他地质与地球化学的研究表明本区铅锌矿系由两种成矿溶液混合形成

Strontium 90 is an isotope with shorter radiation distance and dramatic local bioeffects which can occlude the vessels at the early stage. So it is acceptable by the patients for its simple usage and satisfactory effect.

结论90锶利用其射程短、局部生物效应强的特点作用于瘤体的浅表组织，使扩张之血管早期退缩、闭塞后失去血液供应而达到治疗目的，其治疗方法简便，效果好，患者易于接受。

And it is first to study the lead and strontium isotope in the Nanyangtian and Xinzhai mining area.

并且，在南秧田和新寨矿区，铅和锶同位素组成的研究均属首次。

While comparing Lake Sugan with its nearby lakes, it is found that carbonate isotope records in Hala Lake is almost the same as in Lake Sugan.

的突变；与附近湖泊的对比发现，哈拉湖碳酸盐同位素记录和苏干湖大致相同。

Oxygen and carbon isotope of the carbonate sediments separately indicate lake waterδ~(18)O andδ~(13)C_,δ~(18)O indicates the volume of the input water which is a good index of Lake water level changes;δ~(13)C_ indicates the degree of the exchange between the lake and the atmosphere and indirectly indicates the ice cover time controlled by the temperature.3. Environmental changes in Lake Sugan drainage area during the past 2670 years reconstructed by mul-index synthesis analysis indicates that during

沉积物碳酸盐氧、碳同位素分别反应了湖水的δ~(18)O和δ~(13)C_，δ~(18)O指示湖水体积变化，是湖泊水位变化的良好指标；δ~(13)C_则指示了湖水和大气的交换程度以及入流水量的大小，间接指示了温度控制下的冰封时间长短。3、多指标综合分析重建的苏干湖流域晚全新世近2670年来的环境变化显示，苏干湖2670年来流域持续变干；出现截然不同的两个大的阶段，即

Based on hydrochemistry, REE, carbon and oxygen isotope analyzing, possible leakage way of the Air-Cushioned Surge Chamber is studied in the Xiaotiandu power-station.

摘要利用水化学、稀土元素和碳氧同位素的分析方法探讨了小天都电站调压室可能的渗水途径。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。