Aircraft position. The horizontal position is represented by a fixed aircraft symbol located in the center of the display in line with stationary upper and lower lubber lines.

水平位置是由位于显示器中心的固定飞机标志以固定的上下罗盘准线代表。

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A massless rope is wrapped around a hollow cylinder of radius 12 cm whose central axis is fixed in a horizontal position.

一个无质量的绳子缠在一个半径为12厘米的空心圆柱上，其中心轴固定在一个水平位置。

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The project position of welder qualification test for long transporting pipe depends on vertical down welding basically, which is namely fixed pipe with axis horizontal welding (5gx).

长输管道的焊工考试项目位置基本以向下焊为主，即水平固定全位置焊(5gx)。

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