primary dendrite arm spacing 一次枝晶间距
primary arm spacing 枝晶一次间距
primary dendrite spacing 一次分枝间距
primary dendritic spacing 一次枝晶间距
Primary Dendritic Arm Spacing 一次枝晶臂间距
Meanwhile, the primary dendrite spacing is decreased and the secondary dendrite branches are restrained.
并且随着对流强度的加大，一次枝晶间距降低，二次枝晶的生长被抑制。
Within specified limits, the primary dendrite spacing will be extended and the macrostructure defect will be obviously decreased in continuous cast billet with the increase of silicon content.
指出在一定限度内，随硅含量增加，铸坯的一次晶间距加宽，各类低倍组织缺陷大大减少。
The effects of the plate spacing, approach velocity and the primary air temperature on evaporative cooler was predicted theoretically.
通过计算表明，换热器通道间距、 空气的迎面风速，以及一次风的干球温度的变化对换热器效率有很大的影响；
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