（三）一方采取胁迫手段，迫使对方订立仲裁协议。
第一层是上游“卖铲子”的硬件基础设施供应商，核心逻辑是提供淘金必需的”工具”，稳稳赚取技术红利。
。搜狗输入法下载对此有专业解读
// 测试用例（可直接运行验证）
According to Politico, the acting head of Nasa referred to similar plans by China and Russia and said those two countries "could potentially declare a keep-out zone" on the Moon.