颗粒大小

研究结果表明，GAS过程中不同的膨胀方式，可以得到不同的沉析颗粒大小和尺寸分布。

The results show that the different particle size and size distribution can be obtained by changing the way of solution expansion .

同时还观察到了Ni颗粒大小对二丙酮醇和苯加氢反应催化活性的影响。

Nickel particle size effects on the catalytic activities for hydrogenation of diacetone alcohol and benzene were also observed .

利用Sol-gel法制备了Al2O3/SnO2纳米粉体，颗粒大小为20nm。

Nanocomposites of Al2O3 / SnO2 were synthesized by sol-gel method .

用表面光催化还原铁法对TiO2/SiO2复合氧化物进行改性，并在改性后用XRD，TEM进行化学状态、晶体组成与颗粒大小分析。

TiO 2 / SiO 2 composite photocatalyst is modified with Fe using depositing method .

用粉末冶金方法研究了弥散相Y＿2O＿3的含量和颗粒大小与分布对银合金高温力学性能的影响。

A dispersion strengthened silver containing Y_2O_3 as dispersion phase was prepared by powder metallurgical technology .

SEM实验表明，镀层表面形貌为团粒状，颗粒大小较不均匀。

SEM experiment displays that the deposit has a ( surface ) morphology of granular structure with uneven grain sizes .

制备方法对负热膨胀性ZrW2O8粉体的颗粒大小以及负热膨胀性能影响的研究

Effect of Preparation Method on Particle Size and Negative Thermal Expansion Property of Negative Thermal Expansion ZrW_2O_8 Powders

通过控制PVP／Au的比例和焙烧温度制备出尺寸大小不同的两组催化剂，分别测试其CO催化氧化活性，以此来考察了金的颗粒大小对CO催化氧化活性的影响。

The relationship between particle size and CO catalytic oxidation activity of gold nanoparticle catalysts has been investigated systematically .

利用x射线衍射仪、能谱分析和电子扫描电镜对瓷砖釉面表面的二氧化钛晶型、形貌、颗粒大小进行了测试。

Using X-ray diffraction , energy spectrum analysis and scanning electron microscope , TiO2 crystallite , shape and size on ceramic surface are tested .

土壤pH值、碳酸盐含量、有机质含量以及土壤颗粒大小，均对土壤锰的形态分布有重要影响。

Soil properties ( soil pH , organic matter content , carbonate content and particle size ) have important influence on form distribution of soil Mn .

Al2O3颗粒大小对钛/瓷结合强度的影响不明显（p>0.05）。

Conclusion : The size of Al_2O_3 had no obvious effect on the bond strength of titanium-porcelain .

内片劈裂面的颗粒大小和间隙与正常RBC亦有显著性差异（P＜0.01）。

There was a highly significant difference to normal rabbits in the size and space of the PF ( P < 0 . of ) .

原位生成的TiC颗粒大小为1～6μm，其体积分数为25.86%。

The volume fraction of the in-situ produced TiC particles with size of 1-6 μ m is 25.86 % .

微观结构分析表明，ZnS晶体的生长存在择优取向，颗粒大小不均。

Microstructure analysis showed that , ZnS crystal growth has existing orientation and uniform particle size .

SEM结果显示：在750-790℃煅烧，所制产物颗粒大小与锰原料的相当；

SEM results show that when being calcined at 750 - 790 ℃ , the product has the similar particle size as the starting manganese oxide material .

通过元素分析、IR、UV、XRD、TEM、TGDTA、TPR等测试手段对其组成、结构、颗粒大小、热稳定性以及表面性能进行了表征。

Their general molecular formula were characterized with elemental analysis , IR , UV , XRD , TEM , TG-DTA and TPR techniques .

采用压渗的方法制取了SiC体积分数基本相同、而颗粒大小不同的SiCp／Al电子装封复合材料。

SiCp / Al composites containing same SiC fraction , but in different size of SiC particles were fabricated for the application of electronic packaging .

球状颗粒大小的频数分布在AL一EFA和。LP各亚组分中呈单峰状，其它均呈双峰状。

The size distributions of spheroidal particles presented single peak in AL-NEFA and a Lp subfractions , and double peaks in the others .

TMR中粗饲料不同颗粒大小对干奶牛咀嚼行为和瘤胃发酵的影响

The Effects of Roughage Particle Size in TMR on Chewing Activity and Rumen Fermentation of Dry Cows

SEM实验表明，铵铁蓝颗粒大小均匀、粒径约为20nm；

SEM experimental result proved that the particle size of ammonium iron blue was uniform and about 20 nm .

在第一项研究中，作者测量了空腹血脂和用核磁共振（NMR）谱测量了胆固醇的数量和颗粒大小。

In the first study , the authors measured fasting lipid levels and examined the number and size of cholesterol particles using nuclear magnetic resonance ( NMR ) spectroscopy .

另外，颗粒大小还与金属有关，发现同样制备工艺条件下，Ni金属颗粒尺寸最大，Al金属颗粒尺寸最小。

In addition , the particle size is related with the metal itself . The particle size of Ni is biggest whilst the particle size of Al is smallest under the same fabricating conditions .

在修饰沉淀法制备了掺锌纳米MgO中，研究发现锌含量的增加对衍射峰的强度和晶粒及颗粒大小基本上没有影响。

During the preparation of Zn-doped nano-MgO by modified precipitation , it was found that Zn content has no effect on crystallization , crystallite size and particle size .

另外，TiB2颗粒大小影响其分布形态。

In addition , the size of TiB 2 particles can influence their distribution .

采用Visualc++模拟这三种模型下的颈长变化，在模拟时主要考虑颗粒大小、烧结时间、烧结温度、二面角、烧结机制等因素。

The Visual C + + was adopted to simulate the change of sintered neck , some factors such as the size of particle , sintered time , sintered temperature , dihedral angle and sintered mechanisms were considered during the simulation .

利用XRD、SEM等仪器表征合成产物的晶型、结构、形貌及颗粒大小并且通过N2吸附-脱附实验测试了其比表面积和孔径。

The crystal structure , morphology and particle size of the products were characterized by XRD and SEM . The BET surface area and pore size were obtained by N2 adsorption-desorption experiment .

纳米颗粒大小均匀，粒径为10nm左右。

The particles size were about 10 nm .

TEM照片指出，用该法制备出的微粉呈球形，颗粒大小的分布较窄（70～140nm）。

The powder was spherical particles and distributed in a narrow size ( about 70 ~ 140nm ) by TEM .

研究了水溶液中粉煤灰（FA）和浸渍粉煤灰（IFA）吸附有害的邻甲酚，试验了颗粒大小、浸渍条件、pH值和温度等因素对吸附量的影响。

In the present study , the sorption of toxic o cresol by fly ash ( FA ) and impregnated fly ash ( IFA ) in aqueous solution has been investigated .

此种填料粒子的颗粒大小可以调节控制，并分析了新型填料对湿部助留助滤性能、Zeta电位，以及用于手抄片后对纸张性能的影响。

The particle of this novel filler can be controlled . We also analysised the retention and drainage property , Zeta potential , and the properties of papers .