安吉尔博士估计这个巨大的遮阳天棚的总重量大约会在20,000,000公吨。
Dr Angel estimates that the total mass of the sunshade required would be around 20m tonnes.
遮阳天棚将由宽大约为一米的个体飞行物组成，并通过受到磁性发射装置与离子推进的综合作用而被定位。
The shade would consist of individual craft around one metre across, put into position using a combination of magnetic launchers and ion propulsion.
商业、工厂、体育场馆的采光天棚和遮阳雨棚；
Business, factory, stadium lighting ceiling and shade canopy;
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