查询词典 hydrothermal

The effects of hydrothermal temperature, solution pH and mole ratio of F to La on the size of LaF3 nanoparticles were discussed.

讨论了水热反应温度、溶液pH值和氟与稀土匀镧元素的摩尔比对LaF3纳米粒子粒径的影响。

The present work shows that the hydrothermal method is superior to the sol–gel method since it may facilely obtain high purity, better crystallinity and uniform morphology lithium niobate powders.

目前的工作表明，水热法优于溶胶-凝胶法，因为它可能facilely获得高纯度，更好的结晶度和均匀形态铌酸锂粉末。

A comprehensive study of Hanwang BIF shows that its ferruginous material was associated with volcanic hydrothermal solution and was formed in a marine chemical sedimentary environment.

综合研究结果认为韩旺条带状铁矿具有与火山热液伴生的铁质，形成于海洋化学沉积环境。

It is expected that the AgPb18SbTe20 compounds with nanostructure and various morphologies synthesized by the hydrothermal method will effectively improve the figure of merit ZT.

采用水热法合成的AgPb18SbTe20热电材料具有纳米结构及不同形貌，对提高热电材料的热电优值系数有重要意义。

Flower-like ZnO nanorods were prepared with the hydrothermal method and characterized by X-ray diffraction and scanning electron microscopy.

利用水热法合成花状的ZnO纳米棒，并对其进行X射线衍射（X-ray diffraction， XRD与扫描电子显微镜（scanning electron microscope， SEM 表征。

Carbonates also occupy an important component, with E271 from 5.9% to 27.57% and E272 from 6.67% to 38.20%. A few foraminifer fossils were found in the sediment cores. These sediments are rich in Cu, Pb and Zn which are fallout from hydrothermal plume with iron oxides.

热液桩的沉积作用，使Cu、Pb和Zn在沉积物中富集，Cu/Fe、Pb/Fe和Zn/Fe比值低于热液喷口处的颗杜物中值，Pb表现出在海水中运移距离较短或者只有少量Pb随热液柱扩散运移。

The successful synthesis of 1 provides us an intriguing reaction in which acetate is turned into formate under the hydrothermal synthesis conditions.

化合物1的成功合成使我们发现了一个由乙酸盐直接转化为甲酸盐的全新的化学反应方法。

Under dry and hydrothermal conditions, systematic experiments were conducted on constitutive parameters of frictional sliding of gabbro gouge. We obtained the coefficient of friction and velocity dependence as functions of temperature up to 615 C, with normal stresses of 200 MPa and 300 MPa.

在干燥和热水条件下对辉长岩摩擦本构参数进行了系统的实验研究，分别得到正压力200MPa和300 MPa条件下的摩擦强度和速度依赖性参数随温度的变化。

It can draw the conclusion thatδ~(34)S_ in solution has an approximate content(0±3‰)with S isotope of pyrrhoSne by measuring S and Pb isotope of sulfide in ore bodies,a lower value shows S in hydrothermal fluid is origin from magma;Linear array of Pb isotope in galenite suggests that Pb may be multisources.

对矿体硫化物进行硫和铅同位素测定，获得溶液的δ~(34)S_与磁黄铁矿硫同位素组成相近约等于0±3‰，δ~(34)S_值小，表明热液硫是岩浆来源，方铅矿铅同位素线性排列，暗示出铅可能是多来源的。

At present, it was generally thought that hydrothermal system and extreme biological phenomena are the combination of organic world and inorganic, and be of best target to study interactions of sphere layers, geosphere, biosphere, hydrosphere and etc.

目前，人们已普遍认为，作为有机世界与无机世界的结合点，海底热液系统与极端生命现象是研究地圈、生物圈、水圈等各圈层相互作用的最佳对象。

Hanna: That's over now, isn't it?

都结束了，对吗

You must be ill. You look so pale.

你一定是病了，你的脸色苍白。