说明:双击或选中下面任意单词,将显示该词的音标、读音、翻译等;选中中文或多个词,将显示翻译。
您的位置:首页 -> 词典 -> 介形虫
1)  ostracoda
介形虫
1.
Stable-isotopic analyses of 27 ostracoda samples from oil source rocks in Dongying depression (Bohai Gulf basin, East China) have been carried out.
对山东东营凹陷沙河街组一段 2 7个生油岩样品中的介形虫进行了氧、碳同位素分析 ,其δ( 18O)全为负值 ,δ( 13C)多为正值 ,两者之间有明显的相关性 ,相关系数 (r)为 0 。
2.
The abundant ostracoda fossils are found in the Qiangtang Formation and the Sanchahe Formation and may be subdivided into 2 assemblages,i.
在羌塘组和三岔河组发现丰富的介形虫化石,可明显地划分两个介形虫组合,即:①Ilyocypris-Candona-Leucocythere-Li mnocytherellina组合和②Li mnocythere-Prionocypris-Eucypris-Ilyocypris组合。
3.
They contain not only abundant ostracoda, and charophyta ,but also very wellpreserved inse.
详细研究了首次发现于羌塘盆地岗尼乡达卓玛剖面下第三系的介形虫、轮藻和保存完好的昆虫化石,建立了3个化石组合。
2)  ostracods
介形虫
1.
The experimental study indicates that some ostracods are carnivorous,and thus may be considered as an effective predator for the schistosomiasis vector oncomelania.
实验室实验说明,某些介形虫是肉食的,它们是血吸虫病媒体钉螺的有效杀灭者。
2.
The Changxingian bears rich Ostracods of various types? this fauna contains 25 genera (Table 2).
贵州有许多二叠系至三叠系的连续剖面,沉积类型多样,生物化石丰富,其中介形虫化石不但类型多,数量也很丰富,保存完好,发展阶段明显。
3.
Emphasis is put on the usefulness of ostracods in understanding the relationship between molecular and phenotypic evolutions.
介形虫是一类小型水生甲壳动物,因其壳瓣的化石纪录丰富而历来在古生物学中受到青睐。
3)  Ostracode
介形虫
1.
Comparative Study on Sample Preparation in Carbon and Oxygen Isotope Analyses of Lake Ostracode Shells;
介形虫碳氧同位素测定样品处理方法对比研究
2.
On the basis of clay, carbonate, pollen and ostracode, it presented the Late Pleistocene climate and environment of Zabuye saline lake in Northwestern Tibetan Plateau.
从粘土矿物、碳酸盐矿物、孢粉、介形虫等方面,讨论了西藏扎布耶盐湖晚更新世的气候条件。
3.
The calcite shells of ostracodes are an important source of biogenic carbohate that can be analyzed for its isotopic composition and trace element ratios to provide an account of chemistry and temperature changes in closed-basin lakes.
本文介绍了测定实验室养殖的介形虫Candonarawsoni和水的氧同位素分馏系数,结果表明,这个种属的介形虫壳的氧同位素组成是它所生成环境水的氧同位素组成和水温的函数。
4)  ostracodes
介形虫
1.
Application of Lacustrine Ostracodes to the Study of Environmental Changes;
湖相介形虫古生态学在环境变化研究中的应用
5)  Ostracod assemblages
介形虫组合
1.
Two Ostracod assemblages are recognized (in ascending order): 1.
对西藏岗巴盆地层位最高的海相地层———遮普惹组所含介形虫化石进行了分析和研究 ,共鉴定出 2 2属、33种 ,建立两个介形虫组合 :Paracyprismayaensissp 。
6)  ostracoda shell
介形虫壳体
1.
The climatic and environmental history in the last 1 500 years was reconstructed by analyzing environmental proxies, such as δ 18 O and δ 13 C in ostracoda shell, δ 13 C of organic matter, etc.
利用介形虫壳体δ18O ,δ13 C及其沉积物有机质δ13 C同位素组成等环境代用指标 ,重建了西北干旱区艾比湖地区近 15 0 0年来气候环境演化特征。
补充资料:组合模式或组合振动
分子式:
CAS号:

性质:在红外光谱中通常出现很多的弱吸收,组合模式或组合振动系指对应于两个或多个基本振动频率之和起源,它的弱吸收于多原子分子振动态相互作用的振子的非谐性。与基频振动及倍频所引起的吸收相比,这些吸收是比较弱的。

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