并结合实例，细致的分析了常见的回转体相贯线，为计算机绘图提供了理论依据。
Then combined with teaching example, detailed analysis on intersection curve of normal revolution solid is provided, theoretical basis is advanced for computer graphics.
文章从扩声系统的设备选择、电气安装、线材连接、具体使用等方面，细致的分析了诸如热噪声、相干噪声等几种常见噪声的产生原因。
This paper analyzes the hot noise and disturbance noise from the choice of device, the installing of electric, the way of wi re connecting, etc.
即使你分析了问题，经常做分析工作，无论做得多么细致周到，无法预料的现实情况都会证明事先的分析是错误的。
Even if you do analyze your questions, frequently the analytical work, no matter how robust, proves wrong because of something that can't be anticipated.
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