粉末

The antimonydoped tin oxide nanoparticles were synthesized at 240 ℃ for(17 h) by the complexing hydrothermal oxidation method using stannate,antimony white and sulphuric acid as the starting materials,sodium hydrotartrate as the complexing agent and hydrogen peroxide as the oxidant.

以锡酸钠、锑白和硫酸为原料，酒石酸氢钠为配合剂，双氧水为氧化剂，采用配合水热氧化法在水热氧化温度为240℃和水热保温时间为17 h时，合成单分散性的蓝色锑掺杂二氧化锡粉末，用差热分析、红外光谱、X射线衍射和透射电镜对所制得的粉末进行表征，并对ATO纳米粉体的配合水热氧化合成机理进行探讨。

Niobium suboxide anode is prepared with method similar to that for tantalum electrolytic capacitor and its electric property is investigated by electrolytic capacitor anode testing.

采用玛瑙研磨混料-还原焙烧-过筛工艺制备了低价铌氧化物粉末，用正交试验法及方差分析对工艺条件进行了优化，用XRD、SEM测试方法对产物物相、微观形貌进行了研究；按与钽电解电容器相似的工艺将低价铌氧化物粉末制成了阳极，并采用电解电容器阳极测试方法对其电性能进行了研究。

In this paper, the mechanism of explosive sintering is studied, and the shock wave parameters of the W-Ti powder compound by the superimposition principle are computed.

本文首先对爆炸烧结机制作了简要的分析。然后利用叠加原理建立了对多元粉末激波参数的计算方法，计算了W-Ti二元粉末的激波参数。

The method for manufacturing the filter includes the steps of immersing a supporter in a suspension in which the powder of the fraipontite mineral and the powder of an inorganic substance as a binder are dispersed as the suspensoid, and drying the supporter impregnated with the suspensoid, thereby forming an inorganic material layer fixed to the surface of the supporter.

制造该过滤器的方法，包括将载体浸渍在悬浮液中的步骤，在该悬浮液中将丝锌铝石矿物粉末和作为粘结剂的无机物质粉末分散成悬浮肢体，和干燥用该悬浮胶体浸渍过的载体的步骤，从而制成固定到载体表面上的无机材料层。

When the mould is dried and solidified, aluminum solution of about 700 ℃ is poured into the mould according to the process of ZCAST technique,and the syphon casting is successfully made.

针对美国Z Corp公司生产的快速原型ZCAST粉末价格昂贵的问题，采用自配制的质量百分比为4∶6的400目石膏粉ZP102和200目氧化铝粉的混合粉末，以弯管为研究对象，使用快速成型机成功打印出其模具零件，烘干、固化处理后，按照ZCAST技术的工艺流程，浇注700℃左右的铝合金溶液，成功铸造出弯管。

Determination of the uranium content in nuclear grade uranium hexafluoride, uranyl fluoride solutions, uranyl nitrate solutions, uranium oxide, uranium dioxide, powder and pellets; gravimetric method

核子纯的六氟化铀。氟化铀溶液。硝酸溶液。氧化铀粉末。二氧化铀粉末和颗粒铀含量的测定。重量分析法

Weigh the empty cup, position it under the chute, and slowly pour the powder from a height of 5.1 cm (2 inches) above the funnel through the volumeter, at a rate suitable to prevent clogging, until the cup overflows.

称空杯重，放在斜道下面，将粉末慢慢的从5.1 cm（2英寸）高处通过一个漏斗倒入体积计直到粉末溢出，倾倒速度以防止筛孔堵塞为准

The result of the XRD indicated that the production structure was wurtzite, which was mixed with hydrocarbon.

结果表明碳氢化合物粉末和纳米氧化锌粉末2种掺入物对晶须形貌的影响很大。

Super-fine K-doped Li2ZrO3 powders were synthesized via the citric acid-ethylene glycol complexing, with the nitrates of lithium, zirconyl and potassium as the materials. Then, the precursor of K-doped Li2ZrO3 and the K-doped Li2ZrO3 powders were characterized by means of TG-DSC, XRD and SEM. Moreover, the thermal decomposition of the gel and the formation of the tetragonal crystalline form were analyzed.

采用柠檬酸－乙二醇络合法，以硝酸锂、硝酸氧锆、硝酸钾为原料制备了掺钾Li2ZrO3超细晶体粉末，采用TG-DSC、XRD、SEM等方法对掺钾Li2ZrO3的前驱体及掺钾Li2ZrO3晶体粉末进行了表征，分析了凝胶的热分解变化过程和四方晶形结构的形成过程。

K-doped Li2ZrO3 super fine powder has been synthesized by citric acid-ethylene glycol sol-gel method using the nitrates of lithium, zirconyl, potassium as starting materials. The precursor of K-doped Li2ZrO3 and the powder of K-doped Li2ZrO3 have also been characterized by TG-DSC、XRD、SEM measurements. The decomposition of the gel and the formation of the tetragonal crystalline form were analyzed.

采用柠檬酸-乙二醇络合法，以硝酸锂、硝酸氧锆、硝酸钾为原料制备了掺钾Li2ZrO3超细晶体粉末，采用TG-DSC、XRD、SEM等手段对掺钾Li2ZrO3的前驱体及掺钾Li2ZrO3晶体粉末进行了表征，分析了凝胶的热分解变化过程和四方晶形结构的形成过程。

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。