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- The ageing precipitation and strengthening behavior of 7B04 aluminum alloy were investigated by DSC,TEM,HREM,SAED and tensile testing techniques. 利用差示量热法(DSC)、透射电镜(TEM)、选区电子衍射(SAED)、常规力学性能测试等手段研究了7B04铝合金时效沉淀析出及强化行为。
- Abstract: The ageing precipitation and strengthening behavior of 7B04 aluminum alloy were investigated by DSC, TEM, HREM, SAED and tensile testing techniques. 摘 要: 利用差示量热法(DSC)、透射电镜(TEM)、选区电子衍射(SAED)、常规力学性能测试等手段研究了7B04铝合金时效沉淀析出及强化行为。
- Strengthening effects are enhanced because the number of ageing precipitates is increased with increasing the over saturated degree. 加强作用被提高因为变老的沉淀物的数量被增加随着饱和的程度的增加。
- ageing precipitation 时效析出
- There will be precipitation on northern hills tonight. 今夜北部山区有降雪。
- Precipitation in the form of pellets of ice and hard snow. 冰雹以冰和硬雪块颗粒的形式下落
- This is people common actually say " ageing " . 这其实就是人们俗称的“老化”。
- Ageing is accompanied by a slow degeneration of his mental faculties. 随着年龄增长,智力逐渐衰退。
- Ageing of the population continued. 人口持续老化。
- Smoking causes ageing of the skin. 吸烟引起皮肤老化。
- But what is the purpose of this ageing suit? 但是,制作这种“变老套服”的目的何在呢?
- Precipitation might spoil things. 轻举妄动会把事情弄得不可收拾。
- It will prevent skin from ageing. 防止皮肤老化。
- Is it too much to ask for a little precipitation? 只是下点小雨也不可以吗?
- How serious is china's population ageing? 中国的人口老龄化程度到底有多严重?
- Save fuel and reduce noise, no precipitation. 节省燃油,降低噪音,无沉淀。
- Joanna is in her sixties, but she is ageing well. 六十多岁了,但保养得很好。
- Methods:Sulfate ion precipitation method was used. 方法:采用硫酸根离子沉淀法。
- Updating of ageing and compiling of debtors status. 更新过期的文件和编写债务人的状况。
- Calculate The Precipitation In Here The Distance. 我在这里计算沉淀的距离.