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She also checked epidemic prevention and control measures in the museum. 

The 38-year-old scientist has successfully developed self-lubricating coating materials for aircraft. His team is working to make the world's leading technological breakthroughs and is strengthening basic research.

To cushion the impact of the COVID-19 epidemic, China has rolled out a raft of measures, including more fiscal spending, tax relief, and cuts in lending rates and banks' reserve requirements to stabilize growth and employment.

Such expressions were included, for the first time, in the documents of the CPC Central Committee plenary sessions, Xi said, adding that the expectations strike a balance between necessity and feasibility, and will be conducive to advancing common prosperity for everyone.

As the world's largest emitter of greenhouse gases, it has not ratified the Kyoto Protocol, and has withdrawn from the Paris climate accord, denying its own binding quantitative emission reduction task, refusing to take minimum actions to protect the Earth, and completely drifting away from the global carbon emission system and arrangements. In a nutshell, it has become a real "stumbling block" in the global response to climate change.