唐纳德·特朗普正在监督白宫南草坪新建花岗岩直升停机坪的建设，估计耗资600万美元。该项目由洛克希德·马丁公司子公司西科斯基飞机公司（Sikorsky Aircraft）私人资助，旨在容纳更新、更强大的海军陆战队一号直升机。据报道，这些新直升机由于其产生的热量和下冲气流，对现有草坪造成了损坏，因此有必要建造新的起降平台。 AI
排序理由 这是一个与总统交通相关的特定基础设施的建设项目，而不是核心AI发布或重大的行业性事件。
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US President Donald Trump said on Monday that he is building a granite helipad on the White House lawn, insisting that the landing area is needed to accommodate new, more powerful presidential choppers. Confirmation of the project came as construction crews had already begun work…
Trump didn't say how long the work would take. It is the latest major construction project he has overseen in an effort to increasingly mold the White House in his own image.