查询词典 surface area

In these three kinds of fibers: ramie, linen and hemp, the air permeability of ramie fabric is the best one because of its lengthwise in equability and smaller specific surface-area.

三类麻纤维中，由于苎麻纤维纵向的不均匀性及相对较小的比表面积，使苎麻纤维构成的织物透气性最好。

The catalysts for the combustion of ethyl acetat ewer eprepared using Fe,Co,Cu,Cr,and Mn metal oxides as active components supported on Al2O3-Ce0.5Zr0.5O2 mixed oxides and characterized by X-ray diffraction,temperature programmed reduction,oxygen storage capacity measurement,BET surface area,XPS measurement,and activity test.

制备了Fe，Co，Cu，Cr和Mn金属氧化物催化剂，所用载体为Al2O3-Ce0.5Zr0.5O2复合氧化物。利用X射线衍射，程序升温还原，储氧量测试，BET比表面测试和光电子能谱表征了催化剂。并利用活性测试表征了各种催化剂对乙酸乙酯催化燃烧能力。

Objective To research whether the shape and the size of a tissue expander has an influence on the changes of index of the expanding surface area.

目的 探讨扩张器的形状和容积对皮肤扩张面积等指标的变化是否有影响。

In this study, a set of parallel measurements of the specific surface area of calcite, quartz, smectites and marine hydrogenous ferromanganese crusts has been carried out.

以方解石粉体、石英粉体、蒙脱石等常见矿物材料和铁锰结壳为例，根据各类材料的比表面积测定数据，研究了探针气体种类、脱气温度和吸附平衡时间等测试条件的影响。

It was revealed that content of water among nitriding agent, space velocity, final nitriding temperature, temperature rate, the ratio of N2 and H2 all have impacts on the formulation of high surface area γ-Mo2N and the significance reduces in turn.

研究发现氮化剂中水含量、空速、氮化终温、升温速率、氢氮体积比对高比表面积γ-Mo2N/SiO2的形成均有影响，且影响显著性依次降低。

The effects of fluorination ratio、 specific surface area and pore volume of the catalysts on their activities were demonstrated.

研究了催化剂前驱体的热行为，催化剂的晶相以及催化剂的氟化度，比表面积，孔容对催化活性的影响。

It was found that because of the difference in component distribution and structure, the tendency that pores furcate and bend was smaller in amorphous precursor than in crystalline precursor, and for the amorphous precursor, the velocity of Al leaching-out and the expanding of specific surface area of catalyst were more sensitive to activation process parameters.

结果发现，由于两者在组元的分布及结构上的差异，非晶态前置体合金在活化过程中形成的微孔发生弯折、分叉的倾向要小于晶态前置体合金，同时前者在活化过程中的抽Al速率、以及所得到的催化剂的比表面积等对活化工艺更为敏感。

Higher than 200m2/g specific surface area of sorbent can be obtained by sol-gel method.

采用溶胶-凝胶法制备得到大于200m2/g比表面积的颗粒吸附剂。

The powder contains more than 92 % of CaO,and have 320 mL of activation index and 8～10 m 2/g of surface area.

其防潮性可达到冷水浸泡 6 0 min不吸潮溶解，储存期可达一年。氧化钙含量在92 %以上，活性指数可达 32 0 m L以上。

The cyclophosphamide group(n=15) was treated with CTX 0.81.0 g/1.73 m2 body surface area infused intravenously once a month for 68 months.

环磷酰胺（CTX冲击组：15例患者采用CTX 0.8～1.0 g/1.73 m2静滴，每月1次，连续6～8个月。

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。