After the war against Japan, he made an arduous journey back to China and created an educational system in mechanical science in hardships.
抗战胜利后,他历尽千辛万苦回到祖国,在艰难中为新中国开创了力学科学教育体系。
After the war against Japan, he made an arduous journey back to China and created an educational system in mechanical science in hardships.
抗战胜利后,他历尽千辛万苦回到祖国,在艰难中为新中国开创了力学科学教育体系。
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