1) keyhole profile
小孔形貌
1.
According to laser deep penetration welding existing the characteristics of keyhole,create a micron-size precise calculation model that coincidence with the keyhole profile.
根据激光深熔焊存在小孔现象的特点,利用符合小孔形貌特点的高斯旋转曲面体热源进行加载,得到了随激光工艺参数改变而变化的小孔形貌。
2.
Using the Gaussian rotating curved body heat source fitting for the keyhole profile and combining the material property of TC4 titanium alloy, the distribution characteristics of keyhole profile and transient welding temperature varying with the laser parameters have obtained.
结合TC4钛合金材料属性,利用能量分布与小孔形貌特点相类似的高斯旋转曲面体热源进行加载,得到了随激光焊接工艺参数改变而变化的小孔形貌及瞬态温度分布特征。
2) pore morphology
孔隙形貌
1.
The influence of the particle size of raw powders on the sintered properties such as sintered density, pore morphology, metallographic structure and mechanical properties were investigated.
25μm的3种较粗(相对于一般注射成形用细粉而言)水雾化316L不锈钢粉末进行了注射成形, 讨论了粉末粒度对金属注射成形烧结件性能, 如烧结密度、孔隙形貌、金相组织和力学性能的影响。
3) morphology of corrosive pore distribution
蚀孔形貌
4) images of shot hole
击穿孔形貌
5) morphology and size
形貌和大小
6) microporous morphology
多孔表面形貌
补充资料：第二孔(继发孔)型缺损
第二孔(继发孔)型缺损
ostium secondary defect
是心房间隔在形成上发生障碍，一般缺损较大，多在卵圆孔附近称第二孔(继发孔)型缺损。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条