根据此程序的输出则为三个短形的轨迹。

The output from this program would be a trace of the three rectangles.

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大口径金属管道把钟形导向短节与泥浆储罐连接起来。

The large-diameter metal pipe connects the bell nipple to the possum belly.

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将第一捆毛线从中间分开，使之形成一个X形。 然后再将剩余毛线剪至比第一层略短的长度(我的短4英寸)，组成第二捆，系起来。

Divide the sides of the first bundle in half so that it’s the shape of an X. Cut a second bundle of yarn into shorter lengths than the first (mine were 4″ shorter) and tie.

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