| 1. | Research on web - based product structure management technology 的产品结构管理技术 |
| 2. | Speciality : product structure : tinning cooper etc 产品构造:由镀锡铜等成分构成。 |
| 3. | The product structure was analyzed by ir spectrum 并对产物进行了红外分析。 |
| 4. | Design and realization of web - based product structure tree 的产品结构树的设计与实现 |
| 5. | The product structures were detd . by ir spectra 用红外光谱对反应产物的结构进行鉴定。 |
| 6. | The research of the product structure - tree based on web 的产品结构树研究 |
| 7. | The model of product structure optimization in coal enterprises 煤炭企业产品结构优化模型 |
| 8. | Practice of product structure adjustment of sun curt coal mine 孙村煤矿调整产品结构的实践 |
| 9. | Readjustment of nickel product structure is also discussed 文中还对该公司镍产品结构调整提出看法。 |
| 10. | Coding for aircraft product structure 飞机产品结构编码 |