top drawing

Based on the similar simulation model experiment, the three forms of the bridge arch, semi_arch and pillar on the top coal caving and drawing characteristics are put forward.

运用相似材料模型试验，提出了顶煤冒放的桥拱式、半拱式和柱式3种结构特征；

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We are now working on top of the line drawing and defining shapes only with value.

我们现在是在线稿上面的图层工作,并以色调来刻画形状.

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The train thought of the design of the system is to use EDA technology and from top to bottom, and the main hardware function can be made on a FPGA chip by VHDL programming and principle drawing.

该系统采用EDA技术自顶而下的设计思路，将其主要硬件功能通过VHDL编程和原理图输入方式制作在一片FPGA芯片上。

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Flips the selected drawing object or group vertically 180 degrees, that is, from top to bottom

将所选图形对象垂直翻转180度，即上下颠倒

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Acrylic tow top by drawing process.

腈纶丝束采用拉断工艺方法制条.

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