Around the dark core of an optical vortex, the energy flow carried by the light beam is like a spiral staircase, flowing in a clockwise or counterclockwise direction.
绕着光涡旋的黑暗中心，光束携带的能量流就像螺旋梯，沿着顺时针或者逆时针方向流动。
The graphic Numbers for a mine tunnel plan (1:200) is usually arranged clockwise or counterclockwise.
通常1：20 0巷道平面图的编号是按顺时针排列的或按逆时针排列的。
A figure is considered clockwise or counterclockwise based on the order in which the segments of the figure are drawn.
基于所绘制的图形的各片断的顺序判断一个图形是顺时针还是逆时针的。
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