请注意下面这个片子如何使用相对“乏味”的字体，但通过不同大小和粗细的运用，并添加一些可视化的趣味，最终创造出的东西那是相当的不沉闷。
Notice how the slide below USES relatively "boring" fonts but varies the size and weight to add visual interest and create something that is ultimately quite non-boring.
我不知道那段片子是怎么给你拍下来的，但这次我不陪你玩儿了。
I don't know how you even filmed that, but I'm not playing with you this time.
本文叙述了用天文观测测定CCD片子上两坐标各自比例尺和两坐标轴不垂直度的方法；
In this article, the method is described for measuring the scales of the two coordinate axes of a CCD plate through astronomical observations and the nonperpendicularity of the axes.
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