粉末的

The antimony-doped tin oxide nanoparticles were synthesized at 240℃ for 17h 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. The resulting powders were characterized by means of differential thermal analysis, infrared spectrometry, X-ray diffraction and transmission electron microscope. The mechanism of the preparation of ATO powder was investigated as well.

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17h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。

The antimonydoped tin oxide nanoparticles were synthesized at 240 ℃ for(17 h) by the complexinghydrothermal 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。

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。

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。

In the further P/M processing,gamma titanium aluminide compact with fine and homogeneous microstructure has been obtained by HIP,although elongation of the compact is poor.

在随后的粉末冶金技术研究中，运用热等静压技术得到了组织细小、均匀的粉末TiA l系金属间化合物，但材料的伸长率很低。

Low temperature curing agent T31 (2-benzylimidazoline) is a substance with cyclic amidine chemical structure, which can be curing agent of epoxy powder coating and curing accelerator of mixed powder coating.

低温固化剂T31（2-苯基咪唑啉）是一种具有环脒化学结构的物质。它既可用于环氧粉末涂料的固化剂，也可用为混合型粉末涂料的固化促进剂使用。

The trials show that even simple procedures are capable of extracting up to 80% pure cyanophycin as a white powder.

试验显示，采用简单的步骤就能提取得到纯度达80%的藻青素白色粉末，这种粉末占到了马铃薯干重的6%。

According to plasticity of porous and dense materials, an evolution model of dimensions and relative density for cylindrical canned powders during hipping was first established and the criterion for uniform compaction under the same conditions was derived. The above results can serve as a guidance for determining the can dimensions in practice.

根据孔隙性材料和致密材料的塑性理论，本文首次建立了圆柱形包套粉末体在热等静压过程中几何尺寸及相对密度的演化模型，提出了圆柱形包套粉末体均匀收缩的临界判据，对实际生产中合理确定包套尺寸具有指导作用。

Based on the properties of powdered metal compacting and fracture generation, a liminal energy condition of fracture generation in metal powder deformation process is suggested.

根据本文提出的金属粉末压制模型，推导出了基于细观损伤力学方法建立的粉末金属成形过程中裂纹出现的判据。

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。