FIG. 11D shows the cross-part D of FIGS. 10A, 10B, eleven having a leading edge DLE concave bend nearer on the horizontal airplane HP. Cross-area D strategies a slight Over-all S curve form with the trailing edge DTE https://maewpfi481978.is-blog.com/36637683/what-does-ceiling-fan-with-natural-leaf-design-blades-mean