实际上一旦确定了精确的像素值，就可以很容易地在绘图表面上呈现像素。

Actually rendering the pixels to the drawable surface is simple once the precise pixel values have been determined.

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由于绘图本身的不精确性，就导致了物理实在的不断更新与其立刻过时的相同代表的脱节。

Mapping is by its nature inexact, a tenuous connection between constantlychanging physical reality and a representation of same that's out of date theinstant it's created.

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通过对大量空间角度的自动计算和自动绘图检验，证明了方案具有简便、精确和通用的特点。

By having used computer calculation and illustration of automatic graph plotter to test plenty of space angles, the scheme proved to have the feature of simple, convenient, precision and general.

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