I know thatfolder is the only place I would have a *.dwg file.

我确定只要有 *.dwg 文件的就是那个文件夹。

youdao

So we open a file stream and create a binary reader from it to access the DWG file.

因此，我们打开一个文件流并创建一个二进制读者从中访问DWG文件。

youdao

The DXF and DWG file formats also support arcs and circles, which you can approximate in your output formats by creating multiple small line segments approximating the circle or arc.

DXF和DWG文件格式还支持弧和圆，您可以在输出格式中通过创建多个小线段来近似模拟圆或弧。

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