添置新防护→医疗救护→科学实（试）验…… | 神二十乘组工作周记亮点多

Core Points - The Shenzhou 20 crew, consisting of Chen Dong, Chen Zhongrui, and Wang Jie, has successfully adapted to the microgravity environment since their arrival at the Chinese space station on April 25 [1] - The two crews conducted a comprehensive handover during the in-orbit rotation, covering aspects such as spacecraft flight status, on-orbit material management, and ongoing work progress [3] Group 1: Spacecraft Operations - The Shenzhou 20 crew assisted the Shenzhou 19 crew in organizing, packaging, and transferring downlink items, and completed the restoration of station areas and equipment after the Shenzhou 19 crew's departure [3] - A new protective device was installed on the radial hatch of the core module to reduce the impact of small space debris on the hatch [6] - Maintenance checks were performed on station equipment, including the regenerative life support system and water dispenser [8] Group 2: Medical and Scientific Research - The crew conducted their first in-orbit medical rescue training to familiarize themselves with rescue operations in a microgravity environment [11] - Various medical checks, including hearing tests and ultrasound examinations, were carried out, and the crew has maintained good physical and mental health during their time in orbit [15] - Space science experiments are progressing as planned, including a unique experiment on the effects of microgravity and radiation on planarian regeneration, which is the first of its kind in China [19] - The crew is observing biological samples and conducting experiments related to cell growth and differentiation in microgravity, supporting research on the effects of space conditions on biological processes [20]