| 1. | Metallic powder - determination of the specific surface area - method of nitrogen adsorption 金属粉末比表面积的测定氮吸附法 |
| 2. | Carbon black - determination of total and external surface area by nitrogen adsorption 炭黑总表面积和外表面积的测定氮吸附法 |
| 3. | Test method for specific surface area of alumina or quartz by nitrogen adsorption 用氮吸附法测定氧化铝和石英表面特性的试验方法 |
| 4. | Rubber compounding ingredients . silica , precipitated , hydrated . determination of specific surface area - nitrogen adsorption method 橡胶配合剂.沉淀水合二氧化硅比表面积的测定.氮吸附方法 |
| 5. | Standard test method for determination of nitrogen adsorption and desorption isotherms of catalysts by static volumetric measurements 静态体积测量法测定催化剂氮吸附和解吸等温线的标准试验方法 |
| 6. | Determination of the pore size distribution and the specific surface area of mesoporous solids by means of nitrogen sorption - method of barrett , joyner and halenda 氮吸附法测定中孔性固体的孔径分布和表面积比. barret |
| 7. | Standard test method for single - point determination of specific surface area of catalysts and catalyst carriers using nitrogen adsorption by continuous flow method 连续流动法单点测定用氮吸附的催化剂和催化剂载体比表面积的标准试验方法 |
| 8. | Determination of the area per unit mass of powders specific surface by means of gas adsorption . b . e . t . method : volumetric measurement of the adsorption of nitrogen at low temperatures 用气体吸附法测定粉末的单位质量面积比面积. bet法:低温下氮吸附的容量测定法 |
| 9. | By using of xrd , mercuiy intrusion porosimetiy , sorption isotherms , micro - hardness and so on , effects of ratio of water and binding materials and of type and content of fine mineral additives on composition , pore structure and interface structure have been studied in this paper 本文通过x衍射法、压汞法、氮吸附法以及显微硬度法等测试分析手段,研究了水胶比、矿物细掺料对超高强高性能混凝土的组成、孔结构、界面过渡区结构的影响。 |