Their appearance was identical to the Royal Guard, except that their armor and visor colors were inverted, with the full body armor and robe being black and the visor red.

他们的外表与皇家禁卫完全相同，除了他们的装甲和面罩的颜色不一样之外，全身盔甲都是黑色而面罩则是红色。

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When the hydraulic support dip angle is bigger, it must consider antislipery and guard against the inverted problem.

液压支架倾角较大时，必须考虑防滑与防倒的问题。

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