中国载人航天工程自实施以来，一直坚持和平利用、平等互利、共同发展的原则，积极选拔外籍航 天员到中国空间站执行飞行任务，积极促进中国载人航天工程国际合作交流，推动航天技术发展、造福 全人类。 "我们欢迎世界同行参与中国空间站的飞行任务。"张静波说。 他介绍，目前已同步开展复选阶段准备工作，包括训练方案、教材教具、以及训练期间的生活保障 等。按计划，定选完成后，将有两名巴基斯坦航天员与中国航天员一起接受训练。 "根据我国空间站飞行任务中期规划和合作进展，将择机安排1名巴基斯坦航天员以载荷专家的身份 执行短期飞行任务。"张静波说，飞行期间除了完成乘组的日常工作外，还将承担巴方科学实验等工 作。 新华社酒泉10月30日电（记者黎云、王春涛）记者从10月30日召开的神舟二十一号载人飞行任务新 闻发布会上获悉，我国将择机安排1名巴基斯坦航天员以载荷专家的身份执行短期飞行任务。 中国载人航天工程新闻发言人、中国载人航天工程办公室综合计划局局长张静波在会上表示，今年 2月中巴双方签署合作协议后，正式启动了巴基斯坦航天员的选拔工作，与中国航天员选拔一样，这项 工作也分为初选、复选、定选三个阶段。其中，初选工作正在巴基斯坦实施， ...

Core Viewpoint - The article discusses the ongoing collaboration between China and Pakistan in the field of space exploration, specifically focusing on the selection and training of Pakistani astronauts to participate in missions aboard the Chinese space station [1]. Group 1: Collaboration and Selection Process - A cooperation agreement was signed between China and Pakistan in February, initiating the selection process for Pakistani astronauts [1]. - The selection process consists of three stages: initial selection in Pakistan, followed by re-selection and final selection in China [1]. - Currently, the initial selection is underway in Pakistan, while preparations for the re-selection phase, including training plans and materials, are being conducted in China [1]. Group 2: Training and Mission Plans - After the final selection, two Pakistani astronauts will train alongside Chinese astronauts [1]. - One Pakistani astronaut is planned to participate in a short-term flight mission as a payload specialist, conducting scientific experiments during the mission [1]. - The collaboration aims to promote international cooperation in space exploration and enhance the development of space technology for the benefit of humanity [1].