To create the dark metal finish on the two upper levels, these blocks are clad with Galvalume - a type of steel sheet that is coated with an aluminium and zinc alloy.

为了在上两层创建黑色的金属饰面，这些体块都包裹了铝锌合金镀层——这是一种镀有铝锌合金的钢板。

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The welding experiment proves the possibility of this welding technology and equipment for joining of thin steel sheet or zinc-coated steel sheet.

通过实焊试验证明了该焊接工艺及设备对于薄钢板或镀锌钢板拼接的可行性。

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Zinc-Coated (Galvanized) Carbon Steel Wire Standard Specification for Commercial Steel (CS), Sheet and Strip, Carbon (0.16 Maximum to 0.25 Maximum Percent), Hot-Rolled.

的标准规范商业级热轧碳素钢薄板和带材（最大含碳量为0.16%-0.25%） 的标准规范。

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