不同于传统的人行步道，水平模式可直接安装于现有地面，而不需要额外的构建。
Unlike conventional moving walks, the horizontal model can be installed directly on existing floors - with no additional construction work required.
它还包括偏离并交换化学物质喷嘴(68)的位置，以便在水平模式中工作时能够实现两个方向上的改进的沉积。
It also includes offsetting and switching the position of the chemical injection nozzles (68) for allowing improved deposition in both directions, when operated in a horizontal mode.
凯萨还根据技能水平、种族、年龄、阶级和性别详细分析了失业模式。
Keyssar also scrutinizes unemployment patterns according to skill level, ethnicity, race, age, class, and gender.
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