查询词典 carbonate-apatite

In the northern South China Sea, variations of carbonate content are mainly controlled by dilution of terrigenous sediment.

南海北部碳酸钙百分含量主要受控於陆源物质对碳酸盐的稀释作用，即海平面低位时陆源碎屑经过陆架进入较深海域增多，也称稀释旋回。

Carbonate cycle, which is controlled by sea surface productivity, dilution of terrigenous sediment and dissolution of deep-sea, is the most prominent feature in South China Sea since Late Pleistocene.

碳酸盐旋回是南海晚更新世以来的最重要沉积特徵之一，它受控於表层海水生产率、陆源物质的稀释作用以及深水对碳酸盐的溶解作用。

Reefoid carbonate and siliciclasstic mixed sediments can be identified through components, in which both coral debris and terrigenous elastics account for 10%~50% respectively and other biogenic fragments are not counted.

礁源与陆源混合沉积的鉴别标志是珊瑚骨屑和岩屑各占10%~50%，其他生物碎屑不计。

On the basis of systemic and embedded analysis of the sequence stratigraphy and basin, and combining with the factors of global sea level fluctuation, tectonic subsidence, paleoclimate change, terrigenous sediments filling and carbonate productivity, the dynamic model of sequence filling have been founded, which can be used to explain forming mechanism of special parasequence in studying area and ultimately give the definition of sequence filling dynamics.

在系统、深入的层序研究和盆地分析的基础上，结合全球海平面升降、构造沉降、古气候背景、陆源沉积物的注入和碳酸盐的产率等因素，分别建立了不同类型盆地的层序充填动力学模型，并根据这些模型对研究区特殊的准层序形成机理进行了解释，最后给出了层序充填动力学的定义。

Moreover, the matrix effect was investigated. The results showed that samples could be completely decomposed by melting in lithium tetraborate and lithium carbonate mixed flux at about 1000℃. The introduction of lots of lithium and matrix magnesium in solution affected the determination, which could be corrected by matrix matching. Calcium, iron and aluminium with high content had no spectral interference with other elements with low content.

结果表明，样品用四硼酸锂和碳酸锂混合熔剂在1000℃左右的温度下熔融，可以完全分解试样；引进试液中大量锂和基体铁时测定有影响，用基体匹配的方法克服，含量较高的钙、铁和铝对含量低的其他元素没有光谱干扰。

Two synthetic technologies are em2 p loyed in commercial p roduction: solvent technology using tetrachloromethane as solvent, and no solventtechnology only using dimethyl carbonate itself.

固体光气是近年来迅速发展的绿色化工产品，主要通过碳酸二甲酯的光催化氯化反应合成，有四氯化碳溶剂法和碳酸二甲酯本体法工艺。

The compound of BNTMBP wassynthesized by the condensation reaction between 4-chloronitrobenzene (4CNB) and 4, 4'-dihydroxy-3, 3', 5, 5'-tetramethyl biphenyl in the presence of potassium carbonate in the mixture solvents of N, N-dimethylformamide and tolune.

4， 4'-二羟基－3， 3'， 5， 5'-四甲基联苯、4-氯硝基苯(4CNB)和碳酸钾在N， N-二甲基甲酰胺和甲苯的混合溶剂体系中回流反应，合成得到了4， 4'-双（4-硝基苯氧基）－3， 3'， 5， 5'-四甲基联苯；随后，在Pd/C-水合肼的还原体系中，被进一步还原，得到了4， 4'-双（4-氨基苯氧基）－3， 3'， 5， 5'-四甲基联苯。

Effects of roast temperature, roast time, the amounts of sodium carbonate on decomposition of bastnaesite concentrate and effects of leaching temperature, leaching time, concentration of hydrochloric acid, the amounts of hydrochloric acid on leaching ratio of trivalent rare earth and tetravalent cerium was studied systematically.

系统地研究了焙烧温度、焙烧时间和碳酸钠的加入量对氟碳铈矿精矿焙烧分解的影响及浸出时间、浸出温度、盐酸浓度和盐酸用量对三价稀土和铈的浸出率的影响。

Cement concrete may undergo the thaumasite form of sulfate attack when it is exposed to low temperature, high humidity, sulfate, carbonate and adequate water for a long period of time.

TSA侵蚀是水泥混凝土在低温、高湿、硫酸盐与碳酸盐长期作用下发生的一种特殊的硫酸盐侵性形式。

The thermodynamical stuty indicates that the synthesis of propylene carbonate from urea and propylene glycol is possible.

尿素和丙二醇合成碳酸丙烯酯在热力学上是可进行的。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。