查询词典 isotopic

The ε sr of eclogite in the Dabie UHPM zone varies from 18 to 42,and ε Nd from -6.1 to -17,showing remarkable isotopic disequilibrium.

大别山榴辉岩的εNd为-6.2～-17，εSr为18～42，且显示明显的Nd同位素的不平衡现象。

In order to study the source of ore-forming materials and genesis of fluorite deposit, Sr isotopic composition was studied.

为了研究成矿物质来源及矿床成因，对该矿床进行了Sr同位素研究。

After the proofreading of time effect of the carbon and oxygen stable isotopic of carbonate cementation in Permian rudite of the footwall of Kebai-fault, its composition character is researched.

对克百断裂下盘二叠系砂砾岩中碳酸盐胶结物的氧、碳稳定同位素的年代效应进行较正，对其组成特征进行研究。

Paleoecological responses to midPleistocene climate transition at about 900 ka in the south China sea were mainly reflected by highfrequency fluctuations in planktonic foraminifer, isotopic, and other biologicalenvironmental records that indicated a sudden decrease in sea surface temperature.

中更新世气候转型在南海浮游有孔虫、氧同位素和其它生物记录上主要反映在900 ka BP前后发生高频率变化，特别是指示表层水骤然降温。

High resolution Nd isotopic evolution can be acquired through studying foraminifera, fossil fish debris and FeMn oxides.

通过有孔虫壳体、鱼化石碎片和沉积物中FeMn氧化物组分可以进行高时间分辨率的古海水Nd同位素演化示踪。

Based on the study of the ages, mineral chemical, petrochemical and isotopic geochemical characteristics of granitic gneisses in Shuihou area of southern Dabie mountain, combining with the study of comparing these gneisses with the orthogneisses in northern Dabie mountain, it can be fould that there were clearly differentices between the granitic gneisses in southern Dabie and northern Dabie mountain.

论文通过对该造山带南大别水吼地区花岗片麻岩的时代、矿物化学、岩石化学及同位素地球化学特征的综合研究，并通过与北大别正片麻岩的对比研究，进一步证实南、北大别的花岗片麻岩套具有明显的差别。

But the biogenic sulfur isotopic fractionation process was complicated by many factors.

但生物成因的硫同位素分馏过程复杂，受诸多因素的限制。

According to petrology, mineralogy, geochemistry and isotopic geochronology, an assemblage of gabbro -granite is confirmed in this paper.

福建沿海地区位于中国东南活动大陆边缘，中生代岩浆作用十分强烈，是中国东南部重要的构造-岩浆活动带。

Under the theory of regional metallogenic system, this paper, focusing on Gaize district in Tibet, conducted carefully research in geological structure, magma activity, geophysical anomaly, geochemical anomaly, gold-bearing geological bodies and gold occurrence state, association of gold with other related elements, characteristics of typical deposits, metallogenic age, metallogenic process, post-ore-forming destruction of deposits in Gaize district based on methods of geology, petrology, economic geology, genetic mineralogy, isotopic chronology, geophysical and geochemical prospecting, and remote sensing.

本论文以藏北改则地区为重点研究区，以区域成矿系统理论为指导，采用地质学、岩石学、矿床学、成因矿物学、同位素年代学以及物、化、遥相结合的方法，对改则地区的地质构造、岩浆活动、物化遥异常、各地质体的含金性及金的赋存状态、金与相关元素的组合特征、典型矿床特征、成矿时代、成矿过程及矿床形成后的破坏作用等进行了较详细的研究。

An object receives in proportion to its speed resistance, and only receives its force of inertia the impetus, but the movement, through the isotopic dielectric, divides into the time the equal gap, forms the geometric series in time each time-gap's start's speed, but during passed over gently and swiftly distance in proportion to this speed.

如果一个物体受到正比于其速度的阻-，并只受其惯性力的推动而运动，通-均匀介质，把时间分为相等的间隔，-则在每个时间间隔的开始时的速度形-几何级数，而其间掠过的距离正比于-速度。

Article 144 The Government of the Hong Kong Special Administrative Region shall maintain the policy previously practised in Hong Kong in respect of subventions for non-governmental organizations in fields such as education, medicine and health, culture, art, recreation, sports, social welfare and social

第一百四十四条香港特别行政区政府保持原在香港实行的对教育、医疗卫生、文化、艺术、康乐、体育、社会福利、社会工作等方面的民间团体机构的资助政策。原在香港各资助机构任职的人员均可根据原有制度继续受聘。

Small wonder, then, that the Chinese spend more in the shop than any other group of foreign visitors do .

这样的小惊喜，使中国顾客比任何国家的人消费得更多。