孔径

Metal-containing molecular sieves were very stable during oxidation reaction, which was carried out heterogeneously.

孔径较小的MeAPSO-34分子筛的催化氧化活性来自于外表面上过渡金属的催化作用。

The results show that the sample possesses two-dimensional (2-D) hexagonally ordered mesoporous structure, and the pore volume of the sample is 1.88 cm3/g, the specific surface area is 1 394 m2/g; it possesses mesoporous structure and narrow pore size distribution, the average pore size is 3.4 nm. The supercapacitor has good electrochemical performance, the specific capacitance is 95 F/g at a charge/discharge current density of 500 mA/g after 10 000 cycles, and specific capacitance fluctuates between -4% and 4%.

结果表明：样品孔结构呈二维六角有序分布；该样品的孔体积为1.88 cm3/g，比表面积为1 394 m2/g，具有典型的中孔结构和集中的中孔分布，它的最可几孔径为3.4 nm；制备的中孔炭作电极材料组装的超级电容器有良好的电化学性能，在500 mA/g的充放电电流密度下，循环10 000次的平均比电容高达95 F/g，比容量波动范围仅为-4%~4%。

The pores were hexagonally ordered and narrowly diameter-distributed (95±13 nm in comparison with those produced with normal electrolytes using water as the sole solvent

结果表明，有机溶剂贫水电解质体系使得电氧化电压的选取范围比水溶液电解质体系更宽，孔径连续可调，反应条件温和。

The synthesized 3DOM α-Fe2O3 microparticles were composed of sphere or hexagonally porous morphologies interconnected through thin walls formed by nanocrystals of α-Fe2O3. The macropore diameters of the 3DOM α-Fe2O3 were about (115±10) nm and the pore wall thicknesses were between 20～30 nm.

合成的3DOM α-Fe2O3为三维有序多孔网状结构，具有球型和六边形的孔隙形貌，其孔径大小约为(115±10) nm；孔壁由α-Fe2O3纳米晶粒组成，壁厚为20～30 nm。

SEM micrographs showed that the PS colloidal crystal template spheres (diameters 275±10 nm) arrayed into hexagonally close-packed layers. The synthesized 3DOM SnO2 microparticles were circularly or hexagonally porous and the thin porous walls were formed by nanocrystals of SnO2. The macroporous diameters of the 3DOM SnO2 were between (215±10) nm and the thicknesses of the porous walls was between 20～30 nm.

SEM图表明PS胶晶模板微球排列规整，大小均匀(直径275±10 nm)，形成多层六方紧密堆积排列；煅烧除去模板后的3DOM SnO2呈三维多孔网络结构，具有圆型和六边形的孔隙形貌，其孔径大小为(215±10) nm；孔壁由SnO2纳米晶粒组成，壁厚为20～30 nm。

Molecular rearrangement reaction occurs during the foaming and post-treatment forming hexahydric imide ring. The prepared PMI foams have closed cell structure with the cell size ranging from 0.5mm to 0.7mm and have a good thermostability with the characteristic degradation temperature at about 221.5℃.

在发泡和热处理过程中分子链发生分子重排反应，生成六元酰亚胺环结构；PMI泡沫为闭孔泡沫塑料，泡孔平均孔径在0.5~0.7mm之间；制得的泡沫塑料热稳定性好，热分解温度在221.5℃左右。

Transmission parameters such as numerical aperture and normalized frequency of the fabricated holey fibers have been measured and compared with theoretical values based on effective index method.

测量了拉制成的有孔光纤的数值孔径和归一化频率等传输参数，并基于有效折射率方法与理论值进行了比较。

The results indicate that the larger the aperture was;the depth of holing was deeper in which the stress would release to zero.

分析表明，孔径越大，应力释放为零的钻孔深度越深。

X-ray examination demonstrated that at 4 weeks after implantation, some or even lateral intertransverse bridging regions were unclear, and material density in the repairing group was lower than control group; at 8 weeks after implantation, interspace between up and down bridging was shrunk, and a great quantity of calluses were successively formed; at 12 weeks after implantation, complete confluence was observed, and the density in the repairing group was closed to that in the control group.

结果：采用脱蛋白处理后的松质骨可见大小不等、相互交通、开放孔隙的网架结构，孔径200~500 μm，孔隙率60%左右，其无机成分为羟基磷灰石，有机成分为胶原，力学性能保存良好，细胞相容性良好。X射线片结果显示：植入第4周，横突桥接处部分区域模糊，以内侧明显，此时修复组材料密度略低于对照组；第8周上下桥接部间隙变小，大量连续骨痂生成；12周后完全融合，两组材料密度接近。

It is the joy of watching something on a small pixellated video image and imagining it live and juicily 3D.

这是喜悦看的东西在一个小矩形孔径视频图像和想像它生活和juicily三维。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。