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- dentrite arm spacing 晶枝间隙
- We can obtain the relationship between dendrite arm spacing and cooling rte by analyzing the result. 对AZ91合金得到冷却速率与枝晶间距的经验关系式为y=62.;861x-0
- The effect of counter-pressure casting parameters on secondary dendrite arm spacing (SDAS)of A357 alloy was studied. 研究了差压铸造不同工艺参数对A357合金二次枝晶间距的影响。
- The effect of counter-pressure casting parameters on secondary dendrite arm spacing of A357 alloy under different technology was studied. 研究了不同工艺条件下,差压铸造不同工艺参数对A357合金二次枝晶间距的影响。
- Along with the increase of melt superheat time, the primary dendrite arm spacing decreases and the microstructure is refined. 随着熔体过热时间的延长，一次枝晶间距减小，组织越来越细密；
- Porosity can be caused by gases coming out of solution during cooling and becoming trapped between dentrite arms as tiny voids. 在冷却过程中，溶液中的气体逸出造成多孔性，或被截留在晶体枝杈之间形成微小气孔。
- Abstract The relations between the La, Ce, (La+Ce) rare earths compounds and the dendritical arm space( l DAS ) in ZL105 alloy cylindrical casting were studied. 针对ZL105合金圆柱体铸件，考查了镧、铈和镧铈混合稀土与二次枝晶间距的关系。
- With the increase of the cooling rate, both the grain size and secondary dendrite arm spacing of A357 alloy decrease, and the distribution of Si phase is changed from a chain to a short strip or short bar. 随着冷却速率的提高,A357合金的晶粒尺寸和二次枝晶间距减小,Si相由链状分布变为短条状或短棒状分布。
- By increasing the speed of cooling, the dendrite arm spacing of austenite, especially the secondary dendrite arm spacing, could be decreased evidently, which was advantaged to improve the synthetic mechanical properties. 冷却速度增加可明显减小初生奥氏体的枝晶间距，特别是二次枝晶间距的缩小，对提高中铬铸铁的综合力学性能非常有利。
- Research on Secondary Dendrite Arm Spacing 二次枝晶臂间距的研究
- A bright red welt rose on his arm. 他的手臂上起了明显的条状红肿。
- Dendrite Arm Spacing in ZL105 Alloy Castings ZL105合金铸件中的二次枝晶间距
- He hold on to my arm with a tenacious grip. 他紧紧抓住我的手臂不放。
- secondary dendrite arm space(DAS) 二次枝晶间距
- I felt something crawling up my arm. 我感觉到有什么东西爬上我的手臂。
- The falling slate sliced into his arm. 落下来的一块石片划破了他的手臂。
- She had a dilly of a bruise on her arm. 她手臂上有一块显眼的伤痕。
- Tell that joker to stop using my parking space. 叫那个家伙不要占用我的停车场。
- He fling up an arm to ward off the blow. 他迅速抬起手臂挡开这一击。
- I've just seen them going down the road arm in arm. 我刚看到他们臂挽着臂沿着这条道走去。
