Staying true to his background in surface design, Miller envisioned that the monument would feature a facade composed of wedged bricks, angled to catch the light at different times of day.
A practical method for formation of envelope surface is introduced in the paper. And a programmed calculation method for manufacturing integral impeller with a four-coordinate NC miller is presented.
介绍一种形成包络面（等距面）的实用方法，提出一种用四坐标数控铣床加工整体叶轮的程序计算方法。
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The forming principle of elliptical hole and the ball surface is illustrated in this paper, and it also introduces the processing method to elliptical hole and the ball surface with universal miller.