神二十乘组“太空实验+返前准备”双推进

Core Points - The Shenzhou-21 manned spacecraft is scheduled for launch soon, following its successful transfer to the launch area with the Long March 2F rocket [1] - The Shenzhou-20 crew, currently in orbit for over 180 days, is conducting various experiments and preparing for their return [1][2] Group 1: Experiments and Research - The crew is performing experiments in space medicine, including assessments of trust and collaboration mechanisms, fine motor control, and emergency decision-making capabilities [1] - Research on skeletal muscle under different loads is being conducted, collecting data on foot pressure and joint kinematics during running and resistance exercises [1] - In the field of microgravity physics, experiments on inertial particle dynamics are ongoing, focusing on the effects of particle inertia and flow field fluctuations [1] Group 2: Equipment Maintenance and Health Monitoring - The crew is engaged in maintenance tasks such as cleaning and replacing samples in the containerless cabinet and maintaining the axial mechanism electrodes [2] - The upgraded space vegetable garden has yielded new crops, including carrots, following the successful harvest of "space lettuce" [2] - Health checks, including eye pressure and non-invasive cardiac function assessments, are being conducted to counteract the physiological effects of weightlessness [2]