The invention relates to a clearing device and a clearing method which are suitable for clearing a printing pattern on a circuit board.
本发明涉及一种清除设备和清除方法,适于清除一电路板上的一印刷图案。
Based on the Standard Rose Curve Formula, this paper mainly discusses the properties and geometric shapes of the Rose Curve, and then put forward some ways to design printing pattern.
这篇文章将在标准玫瑰线方程的基础上,探讨广义玫瑰线的性质和几何形态,并以此提出一种印花图案的设计方法。
Other instances in which this pattern is useful include logging and printing, such as when you want only one instance of a class to access and control one particular printer at a time.
在其他实例中,此模式也是有用的,包括登录和打印,例如,当您想要一个能够每次访问并控制一个特别打印机的类实例。
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