During installation, they found the device and 3 meters wide, while only 4.8 meters wide, Lane 330, this basic position perpendicular to the roadway, facing 90-degree bend problem.
在安装过程中，他们发现该设备宽3米，而330巷宽只有4.8米，这样基础位置垂直于该巷道，面临90度转弯的难题。
You can alter the position of your arms in a variety of ways; for example: stretch the arms upward, perpendicular to the floor and parallel with each other, with the palms facing inward;
可以用很多种方式改变胳膊的位置‘如：向上伸展双臂，两臂平行垂直于地面；
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