3月23日下午,我国目前运载能力最大的长征五号运载火箭在北京成功进行了芯一级动力系统第二次试车,进一步验证了芯一级模块设计方案的正确性,意味着长征五号最难关键技术取得突破,为长征五号年内转入发射场合练奠定了坚实基础。 March 23 afternoon, China’s current carrying capacity of the largest march launch vehicle in Beijing successfully conducted the first test core-level power system to further verify the core-level module design is correct, means that the Long March 5 Breakthroughs were made in the most difficult key technologies and laid a solid foundation for the launch of the launch site on the 5th March of the Long March.