| 1. | A possible explanation may be that in some particle size determinations the small particles were lost .
一种可能的解释是：在有些粒度测定中把小的粒子漏掉了。 |
| 2. | Iron ores - determination of size distribution by sieving
铁矿石.筛分粒度测定方法 |
| 3. | Determination of particle size for granular molecular sieve
粒状分子筛粒度测定方法 |
| 4. | Determination for particle size of powder polyacrylamide
粉状聚丙烯酰胺粒度测定方法 |
| 5. | Determination for particle size of pow der polyacrylamide
粉状聚丙烯酰胺粒度测定方法 |
| 6. | Determination for particle size of polyvinyl alcohol resins
聚乙烯醇树脂粒度测定方法 |
| 7. | The determination of particle size for nitrophosphate
硝酸磷肥粒度测定 |
| 8. | Determination for formula feed particle size
配合饲料粉碎粒度测定法 |
| 9. | Verification regulation of patical size meter by photosedimention
光透沉降粒度测定仪检定规程 |
| 10. | Alloy powder for welding . determination of hardness and partcle size
喷焊合金粉末.硬度粒度测定 |
