小雀仔
幼苗
共回答了21个问题采纳率:95.2% 举报
The special theory of relativity, a theory of space and time founded by Einstein, is a development to Newton's system. The establishment of Specail Relativity is a great promotion to physics. It also get involved in Quantum Mechanics, became a necessary theory to study high-spead particles and have led to great achivement.
1年前
10