... to improve the conversion efficiency between the kinetic energy and heat energy within a limited height.
...until a certain value, at which the improvement becomes limited. 散熱效果會隨著雷諾數提高而提高，但僅到一定的限度... number, the fin width and the fin height increase. 壓力下降的情況會隨著雷諾數昇高而昇高，也...
... materials, like milk powder, saffron powder, coffee powder. No limit of packaged container. It is widely used height-70 mm to 210 mm, diameter 15mm to 100 see my attach of bottle picture. ...