In this paper, with high speed camera, the visualization experiments for the heat transfer characteristics of spray cooling on rectangle capillary microgroove groups surface were carried out. 本文利用高速摄影仪对具有矩形毛细微槽群结构的加热表面进行喷雾冷却的传热特性进行了可视化实验研究。
In plastic or hard plastic clay, or water content smaller sand application microgroove blade drill, slowly and evenly drilling. 在可塑或硬塑粘土中,或含水量较小的砂土中应用密纹叶片钻杆,缓慢地均匀地钻进。
Visualization and Analysis on Flow Boiling in Microgroove 微槽道内流动沸腾可视化实验研究与分析
The molding size was designed according to the average shrinkage ratio of polypropylene. The microgroove demoulding problem was solved though the design of the chain driving system and the revolving method. 按聚丙烯的平均收缩率设计计算模具成型尺寸,设计链传动机构,用旋转脱出的方法解决塑件细纹脱模问题。
The molding size was designed according to the average shrinkage ratio of polystyrene, demoulding mechanism of taper microgroove and arc side core-pulling mechanism was used in the mold. 按聚苯乙烯的平均收缩率设计计算模具成形尺寸,在模具中设计了圆锥细纹脱模机构、弧形侧抽芯机构。
The slice cathode and wire cathode is advanced in microgroove ECM, and the comparison of their influence on the shaping accuracy and process stability in microgroove ECM is compared. 作者提出采用片状阴极和丝状阴极进行窄缝的电解加工,并对比研究了二者在加工窄缝时对加工精度和加工稳定性的影响。