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Complex calculations are needed to eliminate errors caused by factors such as temperature, air pressure and the refractive environment.
The spokesperson for the Ministry of Education said the restrictive measures taken by the United States contradicted what its leaders had said on many public occasions that Chinese students are welcomed in the United States.
"The statistics can prove that who is incompetent and inadequate in coping with the pandemic," said Zhao.
Expressing his wish to visit China again at an early date, Macron said he hopes that related departments of the two countries could maintain dialogue and communication, deepen mutual understanding, and promote key cooperation projects, adding that the most urgent task is to speed up resumption of work and production.
BEIJING, July 16 (Xinhua) -- China firmly opposes the British government's latest decision to ban Chinese companies from the building of 5G networks, said a spokesperson for the Ministry of Commerce on Thursday.
来源：资阳报