| 1. | Control of the ti segregation in hypoeutectic al - si alloy 亚共晶铝硅合金中钛偏析的控制 |
| 2. | Interactions of melt processes of hypoeutectic al - si alloys 亚共晶铝硅合金熔体处理工艺的交互作用 |
| 3. | Qualitative evaluation of molten al - si alloys by thermal analysis 过共晶铝硅合金细化变质剂的研究 |
| 4. | A green and permanent modificant for hypereutectic al - si alloys 一种过共晶铝硅合金的绿色长效变质剂 |
| 5. | Effects of manganese content in hypereutectic al - si alloy on properties of alloy 过共晶铝硅合金中锰含量对合金性能的影响 |
| 6. | Internal combustion engines . metallographic inspection for piston of eutectic al - si - re alloy 内燃机.稀土共晶铝硅合金活塞.金相检验 |
| 7. | Effects of elevated content of mn and fein hypereutectic al - si alloy on tensile strength of an alloy 高锰铁含量过共晶铝硅合金的力学性能 |
| 8. | In order to analyze the effect of structure of hypereutectic al - si alloy on its machinability , the cutting test to two hypereutectic al - si alloys which have the same chemical composition but different structures is made and their cutting mechanism is studied 为分析过共晶铝硅合金组织对其切削加工性能的影响,对两种化学成分相同但是组织结构不同的过共晶铝硅合金进行了切削试验研究并探讨了其切削机理。 |
| 9. | The results show that , after transformation the size , shape and distribution of primary silicon in hypereutectic al - si alloy have a serious effect on the tool life and the machined surface quality of the alloy , the alloy whose primary silicon is fine , spread and dull angular has a better machinability 试验结果表明:过共晶铝硅合金经变质处理后组织中初晶硅的大小、形状和分布状况对切削刀具寿命和合金的切削加工表面质量影响极大,具有细小、分散而形状圆钝化初晶硅的合金有比较好的切削性能。 |