It has advantages of pore size , air - distribution uniformity , high oxygen - transfer efficiency , anti - corrosion , high rigidity , low cost , and long service life etc 具有孔径小、气流分布均匀，传氧效率高、耐腐蚀、刚性强，成本低、寿命长等优点。
The rule is that with the increasing of yttrium ' s contents , the granularity , the circular - degree and the distributing - leveling of the quasicrystals are improved 其规律为，伴随y含量的增加，准晶体的晶粒度、圆整度和分布均匀化程度均有提高。
Tem micrographs show that the nano - sized powder is dispersing and the size is uniformity with a distribution of 10 - 20nm ( nio ) and 5 - 10nm ( zno ) 粉体的透射扫描电子显微镜照片显示，粉体的分散性好、粒径分布均匀，平均粒径nio为10 - 20nm ， zno为5 - 10nm 。
Nanosize sno2 thin film had been prepared by dip - coating technique , the afm measurements of thin films showed excellent homogeneous in morphology and ultra - fine grains ( < 10nm ) Afm的研究结果显示薄膜中的球形粒子尺寸范围较窄( 10mn ) 、且分布均匀。
The distributions of current density and potential on the negative plates with the radiational or expanded grid designs are more uniform than those on the positive plate 辐射式和拉网式负极板在化成开始时电流密度和电位的分布都比正极板上分布均匀得多。
Furthermore , the shape of product is uniform , pores with relatively large size are evenly distributed , and the strength and porosity are all improved to a certain extent 制备成形的产品形貌规整，孔径较大且分布均匀，强度和孔隙率均得到不同程度改善。
Xinmin evening targets at a wide range of readers who are stable in age line , high in education and stable in income . they are ideal target group for advertising 新民晚报的目标受众面广,读者年龄分布均匀,读者学历高,并具有稳定的收入,是广告投放的理想目标群
The leather should be moistened regularly . the treated items are air dryed for approx . 60 minutes first , afterwards they are tumbled . by tumbling the items the fat is levelled 皮草应该先被均匀地湿润，然后风干约60分钟，然后放入转桶，通过翻转可使分布均匀。
On condition that the rotor ' s manufacture and installation are qualified , if the quality of rotor distributes equably , will be produced 在制造和安装都合格情况下，如果一个转子的质量分布均匀，则运转是平稳的；但如果转子的质量分布不均匀，就会产生附加动压力。
Those nine soil samples showed great variances with the multi - fractal characteristics . the samples which particle - size - distribution were uniformity could be analyzed by mono - fractal 粒径分布均匀性好的土壤可以用单一分形分析，均匀性不好的土壤则需要用多维分形分析。
