要是没有承包商，所有事情都由联邦政府来干，效率只会更低成本只会更高，国防费用加一倍都未必够

来源: 天青水蓝于 2023-01-14 15:31:31 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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